52271400 has 48 divisors (see below), whose sum is σ = 162043200. Its totient is φ = 13938880.

The previous prime is 52271393. The next prime is 52271419. The reversal of 52271400 is 417225.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42960 + ... + 44159.

It is an arithmetic number, because the mean of its divisors is an integer number (3375900).

Almost surely, 2^52271400 is an apocalyptic number.

52271400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52271400 is an abundant number, since it is smaller than the sum of its proper divisors (109771800).

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

52271400 is a wasteful number, since it uses less digits than its factorization.

52271400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87138 (or 87129 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 21.

The square root of 52271400 is about 7229.8962648160. The cubic root of 52271400 is about 373.8993504599.

Adding to 52271400 its reverse (417225), we get a palindrome (52688625).

The spelling of 52271400 in words is "fifty-two million, two hundred seventy-one thousand, four hundred".