56677601 has 4 divisors (see below), whose sum is σ = 57606804. Its totient is φ = 55748400.

The previous prime is 56677591. The next prime is 56677613. The reversal of 56677601 is 10677665.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10677665 = 5 ⋅2135533.

It can be written as a sum of positive squares in 2 ways, for example, as 22572001 + 34105600 = 4751^2 + 5840^2 .

It is a cyclic number.

It is not a de Polignac number, because 56677601 - 2¹⁴ = 56661217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56677631) 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, 464510 + ... + 464631.

It is an arithmetic number, because the mean of its divisors is an integer number (14401701).

Almost surely, 2^56677601 is an apocalyptic number.

It is an amenable number.

56677601 is a deficient number, since it is larger than the sum of its proper divisors (929203).

56677601 is an equidigital number, since it uses as much as digits as its factorization.

56677601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 929202.

The product of its (nonzero) digits is 52920, while the sum is 38.

The square root of 56677601 is about 7528.4527626864. The cubic root of 56677601 is about 384.1231543099.

The spelling of 56677601 in words is "fifty-six million, six hundred seventy-seven thousand, six hundred one".