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4224380 = 225211219
BaseRepresentation
bin10000000111010101111100
321221121202112
4100013111330
52040140010
6230313152
750622656
oct20072574
97847675
104224380
112425926
1214b87b8
13b4ba44
147bd6d6
15586a05
hex40757c

4224380 has 12 divisors (see below), whose sum is σ = 8871240. Its totient is φ = 1689744.

The previous prime is 4224379. The next prime is 4224383. The reversal of 4224380 is 834224.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105590 + ... + 105629.

It is an arithmetic number, because the mean of its divisors is an integer number (739270).

Almost surely, 24224380 is an apocalyptic number.

It is an amenable number.

4224380 is an abundant number, since it is smaller than the sum of its proper divisors (4646860).

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

4224380 is a wasteful number, since it uses less digits than its factorization.

4224380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211228 (or 211226 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4224380 is about 2055.3296572570. The cubic root of 4224380 is about 161.6544481265.

The spelling of 4224380 in words is "four million, two hundred twenty-four thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 211219 422438 844876 1056095 2112190 4224380