56171270 has 16 divisors (see below), whose sum is σ = 101196000. Its totient is φ = 22449024.

The previous prime is 56171261. The next prime is 56171273. The reversal of 56171270 is 7217165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56171273) 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, 17231 + ... + 20229.

It is an arithmetic number, because the mean of its divisors is an integer number (6324750).

Almost surely, 2^56171270 is an apocalyptic number.

56171270 is a deficient number, since it is larger than the sum of its proper divisors (45024730).

56171270 is a wasteful number, since it uses less digits than its factorization.

56171270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4879.

The product of its (nonzero) digits is 2940, while the sum is 29.

The square root of 56171270 is about 7494.7494954802. The cubic root of 56171270 is about 382.9758726084.

The spelling of 56171270 in words is "fifty-six million, one hundred seventy-one thousand, two hundred seventy".