56705274 has 12 divisors (see below), whose sum is σ = 122861466. Its totient is φ = 18901752.

The previous prime is 56705269. The next prime is 56705279. The reversal of 56705274 is 47250765.

It is an interprime number because it is at equal distance from previous prime (56705269) and next prime (56705279).

It can be written as a sum of positive squares in only one way, i.e., 37124649 + 19580625 = 6093^2 + 4425^2 .

It is an alternating number because its digits alternate between odd and even.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (56705279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1575129 + ... + 1575164.

Almost surely, 2^56705274 is an apocalyptic number.

56705274 is an abundant number, since it is smaller than the sum of its proper divisors (66156192).

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

56705274 is a wasteful number, since it uses less digits than its factorization.

56705274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150301 (or 3150298 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 56705274 is about 7530.2904326460. The cubic root of 56705274 is about 384.1856605459.

The spelling of 56705274 in words is "fifty-six million, seven hundred five thousand, two hundred seventy-four".