56694280 has 32 divisors (see below), whose sum is σ = 129729600. Its totient is φ = 22292416.

The previous prime is 56694277. The next prime is 56694283. The reversal of 56694280 is 8249665.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56694277) and next prime (56694283).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (56694283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9652 + ... + 14371.

It is an arithmetic number, because the mean of its divisors is an integer number (4054050).

Almost surely, 2^56694280 is an apocalyptic number.

It is an amenable number.

56694280 is an abundant number, since it is smaller than the sum of its proper divisors (73035320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56694280 is a wasteful number, since it uses less digits than its factorization.

56694280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24093 (or 24089 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 56694280 is about 7529.5604121356. The cubic root of 56694280 is about 384.1608303443.

The spelling of 56694280 in words is "fifty-six million, six hundred ninety-four thousand, two hundred eighty".