54311532 has 48 divisors (see below), whose sum is σ = 146385792. Its totient is φ = 15489280.

The previous prime is 54311513. The next prime is 54311563. The reversal of 54311532 is 23511345.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9858 + ... + 14345.

It is an arithmetic number, because the mean of its divisors is an integer number (3049704).

Almost surely, 2^54311532 is an apocalyptic number.

It is an amenable number.

54311532 is an abundant number, since it is smaller than the sum of its proper divisors (92074260).

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

54311532 is a wasteful number, since it uses less digits than its factorization.

54311532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24238 (or 24236 counting only the distinct ones).

The product of its digits is 1800, while the sum is 24.

The square root of 54311532 is about 7369.6358118974. The cubic root of 54311532 is about 378.7017841007.

Adding to 54311532 its reverse (23511345), we get a palindrome (77822877).

The spelling of 54311532 in words is "fifty-four million, three hundred eleven thousand, five hundred thirty-two".