56099278 has 4 divisors (see below), whose sum is σ = 84148920. Its totient is φ = 28049638.

The previous prime is 56099273. The next prime is 56099279. The reversal of 56099278 is 87299065.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56099273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14024818 + ... + 14024821.

It is an arithmetic number, because the mean of its divisors is an integer number (21037230).

Almost surely, 2^56099278 is an apocalyptic number.

56099278 is a deficient number, since it is larger than the sum of its proper divisors (28049642).

56099278 is a wasteful number, since it uses less digits than its factorization.

56099278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28049641.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 56099278 is about 7489.9451266348. The cubic root of 56099278 is about 382.8121887755.

The spelling of 56099278 in words is "fifty-six million, ninety-nine thousand, two hundred seventy-eight".