56552061 has 4 divisors (see below), whose sum is σ = 75402752. Its totient is φ = 37701372.

The previous prime is 56552039. The next prime is 56552077. The reversal of 56552061 is 16025565.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 56552061 - 2⁷ = 56551933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56452061) 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, 9425341 + ... + 9425346.

It is an arithmetic number, because the mean of its divisors is an integer number (18850688).

Almost surely, 2^56552061 is an apocalyptic number.

It is an amenable number.

56552061 is a deficient number, since it is larger than the sum of its proper divisors (18850691).

56552061 is a wasteful number, since it uses less digits than its factorization.

56552061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18850690.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 56552061 is about 7520.1104380188. The cubic root of 56552061 is about 383.8393357285.

The spelling of 56552061 in words is "fifty-six million, five hundred fifty-two thousand, sixty-one".