56550426 has 16 divisors (see below), whose sum is σ = 113677344. Its totient is φ = 18754064.

The previous prime is 56550419. The next prime is 56550437. The reversal of 56550426 is 62405565.

It is a happy number.

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, 22740 + ... + 25103.

It is an arithmetic number, because the mean of its divisors is an integer number (7104834).

Almost surely, 2^56550426 is an apocalyptic number.

56550426 is an abundant number, since it is smaller than the sum of its proper divisors (57126918).

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

56550426 is a wasteful number, since it uses less digits than its factorization.

56550426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48045.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 56550426 is about 7520.0017287232. The cubic root of 56550426 is about 383.8356365803.

The spelling of 56550426 in words is "fifty-six million, five hundred fifty thousand, four hundred twenty-six".