56694278 has 4 divisors (see below), whose sum is σ = 85041420. Its totient is φ = 28347138.

The previous prime is 56694277. The next prime is 56694283. The reversal of 56694278 is 87249665.

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 (56694277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14173568 + ... + 14173571.

It is an arithmetic number, because the mean of its divisors is an integer number (21260355).

Almost surely, 2^56694278 is an apocalyptic number.

56694278 is a deficient number, since it is larger than the sum of its proper divisors (28347142).

56694278 is a wasteful number, since it uses less digits than its factorization.

56694278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28347141.

The product of its digits is 725760, while the sum is 47.

The square root of 56694278 is about 7529.5602793257. The cubic root of 56694278 is about 384.1608258270.

The spelling of 56694278 in words is "fifty-six million, six hundred ninety-four thousand, two hundred seventy-eight".