54861532 has 36 divisors (see below), whose sum is σ = 109533816. Its totient is φ = 23842720.

The previous prime is 54861529. The next prime is 54861539. The reversal of 54861532 is 23516845.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54861539) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22098 + ... + 24454.

It is an arithmetic number, because the mean of its divisors is an integer number (3042606).

Almost surely, 2^54861532 is an apocalyptic number.

It is an amenable number.

54861532 is a deficient number, since it is larger than the sum of its proper divisors (54672284).

54861532 is a wasteful number, since it uses less digits than its factorization.

54861532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418 (or 2393 counting only the distinct ones).

The product of its digits is 28800, while the sum is 34.

The square root of 54861532 is about 7406.8570932616. The cubic root of 54861532 is about 379.9758341050.

The spelling of 54861532 in words is "fifty-four million, eight hundred sixty-one thousand, five hundred thirty-two".