43204056 has 64 divisors (see below), whose sum is σ = 124089600. Its totient is φ = 12279168.

The previous prime is 43204039. The next prime is 43204061. The reversal of 43204056 is 65040234.

It is a super-2 number, since 2×43204056² = 3733180909702272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 37911 + ... + 39033.

It is an arithmetic number, because the mean of its divisors is an integer number (1938900).

Almost surely, 2^43204056 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 43204056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62044800).

43204056 is an abundant number, since it is smaller than the sum of its proper divisors (80885544).

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

43204056 is a wasteful number, since it uses less digits than its factorization.

43204056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368 (or 1364 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 43204056 is about 6572.9792331940. The cubic root of 43204056 is about 350.8931095529.

The spelling of 43204056 in words is "forty-three million, two hundred four thousand, fifty-six".