56520026 has 8 divisors (see below), whose sum is σ = 84817044. Its totient is φ = 28247680.

The previous prime is 56519989. The next prime is 56520029. The reversal of 56520026 is 62002565.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 56265001 + 255025 = 7501^2 + 505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 56519977 and 56520004.

It is not an unprimeable number, because it can be changed into a prime (56520029) 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, 1436 + ... + 10728.

Almost surely, 2^56520026 is an apocalyptic number.

56520026 is a deficient number, since it is larger than the sum of its proper divisors (28297018).

56520026 is a wasteful number, since it uses less digits than its factorization.

56520026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12336.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 56520026 is about 7517.9801808731. The cubic root of 56520026 is about 383.7668443200.

The spelling of 56520026 in words is "fifty-six million, five hundred twenty thousand, twenty-six".