56122679 has 4 divisors (see below), whose sum is σ = 57933120. Its totient is φ = 54312240.

The previous prime is 56122669. The next prime is 56122681. The reversal of 56122679 is 97622165.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56122679 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56122609) 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, 905174 + ... + 905235.

It is an arithmetic number, because the mean of its divisors is an integer number (14483280).

Almost surely, 2^56122679 is an apocalyptic number.

56122679 is a deficient number, since it is larger than the sum of its proper divisors (1810441).

56122679 is a wasteful number, since it uses less digits than its factorization.

56122679 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810440.

The product of its digits is 45360, while the sum is 38.

The square root of 56122679 is about 7491.5071247380. The cubic root of 56122679 is about 382.8654095599.

The spelling of 56122679 in words is "fifty-six million, one hundred twenty-two thousand, six hundred seventy-nine".