43425656 has 64 divisors (see below), whose sum is σ = 89190720. Its totient is φ = 19768320.

The previous prime is 43425649. The next prime is 43425671. The reversal of 43425656 is 65652434.

It is a happy number.

Its product of digits (86400) is a multiple of the sum of its prime factors (216).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 594836 + ... + 594908.

It is an arithmetic number, because the mean of its divisors is an integer number (1393605).

Almost surely, 2^43425656 is an apocalyptic number.

43425656 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

43425656 is an abundant number, since it is smaller than the sum of its proper divisors (45765064).

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

43425656 is a wasteful number, since it uses less digits than its factorization.

43425656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216 (or 212 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

The square root of 43425656 is about 6589.8145649176. The cubic root of 43425656 is about 351.4920143307.

The spelling of 43425656 in words is "forty-three million, four hundred twenty-five thousand, six hundred fifty-six".