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4225788 = 2232741409
BaseRepresentation
bin10000000111101011111100
321221200200200
4100013223330
52040211123
6230323500
750630040
oct20075374
97850620
104225788
112426996
1214b9590
13b4c588
147c0020
15587143
hex407afc

4225788 has 72 divisors (see below), whose sum is σ = 12536160. Its totient is φ = 1175040.

The previous prime is 4225787. The next prime is 4225799. The reversal of 4225788 is 8875224.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4225783) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10128 + ... + 10536.

Almost surely, 24225788 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4225788, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6268080).

4225788 is an abundant number, since it is smaller than the sum of its proper divisors (8310372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4225788 is a wasteful number, since it uses less digits than its factorization.

4225788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467 (or 462 counting only the distinct ones).

The product of its digits is 35840, while the sum is 36.

The square root of 4225788 is about 2055.6721528493. The cubic root of 4225788 is about 161.6724061212.

The spelling of 4225788 in words is "four million, two hundred twenty-five thousand, seven hundred eighty-eight".

Divisors: 1 2 3 4 6 7 9 12 14 18 21 28 36 41 42 63 82 84 123 126 164 246 252 287 369 409 492 574 738 818 861 1148 1227 1476 1636 1722 2454 2583 2863 3444 3681 4908 5166 5726 7362 8589 10332 11452 14724 16769 17178 25767 33538 34356 50307 51534 67076 100614 103068 117383 150921 201228 234766 301842 352149 469532 603684 704298 1056447 1408596 2112894 4225788