56701667 has 8 divisors (see below), whose sum is σ = 62169600. Its totient is φ = 51285960.

The previous prime is 56701661. The next prime is 56701709. The reversal of 56701667 is 76610765.

56701667 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-56701667 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 56701667.

It is not an unprimeable number, because it can be changed into a prime (56701661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10763 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (7771200).

Almost surely, 2^56701667 is an apocalyptic number.

56701667 is a deficient number, since it is larger than the sum of its proper divisors (5467933).

56701667 is a wasteful number, since it uses less digits than its factorization.

56701667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26113.

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

The square root of 56701667 is about 7530.0509294426. The cubic root of 56701667 is about 384.1775144073.

It can be divided in two parts, 5670 and 1667, that added together give a palindrome (7337).

The spelling of 56701667 in words is "fifty-six million, seven hundred one thousand, six hundred sixty-seven".