56271100 has 18 divisors (see below), whose sum is σ = 122108504. Its totient is φ = 22508400.

The previous prime is 56271077. The next prime is 56271119. The reversal of 56271100 is 117265.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 281256 + ... + 281455.

Almost surely, 2^56271100 is an apocalyptic number.

56271100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56271100 is an abundant number, since it is smaller than the sum of its proper divisors (65837404).

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

56271100 is a wasteful number, since it uses less digits than its factorization.

56271100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562725 (or 562718 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 56271100 is about 7501.4065347773. The cubic root of 56271100 is about 383.2026187381.

Adding to 56271100 its reverse (117265), we get a palindrome (56388365).

The spelling of 56271100 in words is "fifty-six million, two hundred seventy-one thousand, one hundred".