56196779 has 4 divisors (see below), whose sum is σ = 56212440. Its totient is φ = 56181120.

The previous prime is 56196761. The next prime is 56196793. The reversal of 56196779 is 97769165.

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 56196779 - 2⁸ = 56196523 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56196709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 524 + ... + 10614.

It is an arithmetic number, because the mean of its divisors is an integer number (14053110).

Almost surely, 2^56196779 is an apocalyptic number.

56196779 is a deficient number, since it is larger than the sum of its proper divisors (15661).

56196779 is a wasteful number, since it uses less digits than its factorization.

56196779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15660.

The product of its digits is 714420, while the sum is 50.

The square root of 56196779 is about 7496.4510936843. The cubic root of 56196779 is about 383.0338373120.

The spelling of 56196779 in words is "fifty-six million, one hundred ninety-six thousand, seven hundred seventy-nine".