56701641 has 16 divisors (see below), whose sum is σ = 79027200. Its totient is φ = 36115968.

The previous prime is 56701639. The next prime is 56701661. The reversal of 56701641 is 14610765.

It is not a de Polignac number, because 56701641 - 2¹ = 56701639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56701599 and 56701608.

It is not an unprimeable number, because it can be changed into a prime (56701621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5080 + ... + 11798.

It is an arithmetic number, because the mean of its divisors is an integer number (4939200).

Almost surely, 2^56701641 is an apocalyptic number.

It is an amenable number.

56701641 is a deficient number, since it is larger than the sum of its proper divisors (22325559).

56701641 is a wasteful number, since it uses less digits than its factorization.

56701641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6848.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 56701641 is about 7530.0492030265. The cubic root of 56701641 is about 384.1774556870.

The spelling of 56701641 in words is "fifty-six million, seven hundred one thousand, six hundred forty-one".