56226432 has 32 divisors (see below), whose sum is σ = 149352480. Its totient is φ = 18742016.

The previous prime is 56226431. The next prime is 56226439. The reversal of 56226432 is 23462265.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×56226432² = 6322823310901248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56226432.

It is not an unprimeable number, because it can be changed into a prime (56226431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72828 + ... + 73595.

It is an arithmetic number, because the mean of its divisors is an integer number (4667265).

Almost surely, 2^56226432 is an apocalyptic number.

It is an amenable number.

56226432 is an abundant number, since it is smaller than the sum of its proper divisors (93126048).

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

56226432 is a wasteful number, since it uses less digits than its factorization.

56226432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146440 (or 146428 counting only the distinct ones).

The product of its digits is 17280, while the sum is 30.

The square root of 56226432 is about 7498.4286353876. The cubic root of 56226432 is about 383.1011964823.

Adding to 56226432 its reverse (23462265), we get a palindrome (79688697).

The spelling of 56226432 in words is "fifty-six million, two hundred twenty-six thousand, four hundred thirty-two".