56742167 has 4 divisors (see below), whose sum is σ = 56819280. Its totient is φ = 56665056.

The previous prime is 56742149. The next prime is 56742181. The reversal of 56742167 is 76124765.

56742167 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56742167 - 2⁸ = 56741911 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 56742167.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56742197) 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 3 ways as a sum of consecutive naturals, for example, 37442 + ... + 38927.

It is an arithmetic number, because the mean of its divisors is an integer number (14204820).

Almost surely, 2^56742167 is an apocalyptic number.

56742167 is a deficient number, since it is larger than the sum of its proper divisors (77113).

56742167 is an equidigital number, since it uses as much as digits as its factorization.

56742167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77112.

The product of its digits is 70560, while the sum is 38.

The square root of 56742167 is about 7532.7396742487. The cubic root of 56742167 is about 384.2689607860.

The spelling of 56742167 in words is "fifty-six million, seven hundred forty-two thousand, one hundred sixty-seven".