54863532 has 18 divisors (see below), whose sum is σ = 138682908. Its totient is φ = 18287832.

The previous prime is 54863527. The next prime is 54863551. The reversal of 54863532 is 23536845.

It is a happy number.

54863532 is a `hidden beast` number, since 548 + 63 + 53 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 1523987 = 54863532 / (5 + 4 + 8 + 6 + 3 + 5 + 3 + 2).

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, 761958 + ... + 762029.

It is an arithmetic number, because the mean of its divisors is an integer number (7704606).

Almost surely, 2^54863532 is an apocalyptic number.

It is an amenable number.

54863532 is an abundant number, since it is smaller than the sum of its proper divisors (83819376).

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

54863532 is a wasteful number, since it uses less digits than its factorization.

54863532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1523997 (or 1523992 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

The square root of 54863532 is about 7406.9921020614. The cubic root of 54863532 is about 379.9804514413.

The spelling of 54863532 in words is "fifty-four million, eight hundred sixty-three thousand, five hundred thirty-two".