56036428 has 24 divisors (see below), whose sum is σ = 112305312. Its totient is φ = 23965824.

The previous prime is 56036417. The next prime is 56036443. The reversal of 56036428 is 82463065.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 56036393 and 56036402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13800 + ... + 17392.

It is an arithmetic number, because the mean of its divisors is an integer number (4679388).

Almost surely, 2^56036428 is an apocalyptic number.

It is an amenable number.

56036428 is an abundant number, since it is smaller than the sum of its proper divisors (56268884).

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

56036428 is a wasteful number, since it uses less digits than its factorization.

56036428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4161 (or 4159 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 56036428 is about 7485.7483259859. The cubic root of 56036428 is about 382.6691760220.

The spelling of 56036428 in words is "fifty-six million, thirty-six thousand, four hundred twenty-eight".