56007278 has 4 divisors (see below), whose sum is σ = 84010920. Its totient is φ = 28003638.

The previous prime is 56007257. The next prime is 56007313. The reversal of 56007278 is 87270065.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14001818 + ... + 14001821.

It is an arithmetic number, because the mean of its divisors is an integer number (21002730).

Almost surely, 2^56007278 is an apocalyptic number.

56007278 is a deficient number, since it is larger than the sum of its proper divisors (28003642).

56007278 is a wasteful number, since it uses less digits than its factorization.

56007278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28003641.

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 56007278 is about 7483.8010395788. The cubic root of 56007278 is about 382.6028100188.

The spelling of 56007278 in words is "fifty-six million, seven thousand, two hundred seventy-eight".