53881562 has 16 divisors (see below), whose sum is σ = 93234240. Its totient is φ = 22875648.

The previous prime is 53881559. The next prime is 53881603. The reversal of 53881562 is 26518835.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16487 + ... + 19482.

It is an arithmetic number, because the mean of its divisors is an integer number (5827140).

Almost surely, 2^53881562 is an apocalyptic number.

53881562 is a deficient number, since it is larger than the sum of its proper divisors (39352678).

53881562 is a wasteful number, since it uses less digits than its factorization.

53881562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36085.

The product of its digits is 57600, while the sum is 38.

The square root of 53881562 is about 7340.4061195550. The cubic root of 53881562 is about 377.6997746743.

The spelling of 53881562 in words is "fifty-three million, eight hundred eighty-one thousand, five hundred sixty-two".