Search a number
-
+
4069620 = 2232523983
BaseRepresentation
bin1111100001100011110100
321122202110200
433201203310
52020211440
6223120500
746406532
oct17414364
97582420
104069620
11232a625
121443130
13ac6479
1477d152
15555c30
hex3e18f4

4069620 has 72 divisors (see below), whose sum is σ = 12894336. Its totient is φ = 1036992.

The previous prime is 4069609. The next prime is 4069627. The reversal of 4069620 is 269604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4069627) 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, 3649 + ... + 4631.

It is an arithmetic number, because the mean of its divisors is an integer number (179088).

Almost surely, 24069620 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 4069620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6447168).

4069620 is an abundant number, since it is smaller than the sum of its proper divisors (8824716).

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

4069620 is a wasteful number, since it uses less digits than its factorization.

4069620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 1016 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 4069620 is about 2017.3299184814. The cubic root of 4069620 is about 159.6557703600.

The spelling of 4069620 in words is "four million, sixty-nine thousand, six hundred twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 23 30 36 45 46 60 69 90 92 115 138 180 207 230 276 345 414 460 690 828 983 1035 1380 1966 2070 2949 3932 4140 4915 5898 8847 9830 11796 14745 17694 19660 22609 29490 35388 44235 45218 58980 67827 88470 90436 113045 135654 176940 203481 226090 271308 339135 406962 452180 678270 813924 1017405 1356540 2034810 4069620