56612401 has 8 divisors (see below), whose sum is σ = 57594600. Its totient is φ = 55638528.

The previous prime is 56612383. The next prime is 56612411. The reversal of 56612401 is 10421665.

It can be written as a sum of positive squares in 4 ways, for example, as 5475600 + 51136801 = 2340^2 + 7151^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 56612401 - 2⁹ = 56611889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56612411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12495 + ... + 16411.

It is an arithmetic number, because the mean of its divisors is an integer number (7199325).

Almost surely, 2^56612401 is an apocalyptic number.

It is an amenable number.

56612401 is a deficient number, since it is larger than the sum of its proper divisors (982199).

56612401 is a wasteful number, since it uses less digits than its factorization.

56612401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 56612401 is about 7524.1212775978. The cubic root of 56612401 is about 383.9758036873.

The spelling of 56612401 in words is "fifty-six million, six hundred twelve thousand, four hundred one".