54631664 has 20 divisors (see below), whose sum is σ = 105963456. Its totient is φ = 27286272.

The previous prime is 54631657. The next prime is 54631673. The reversal of 54631664 is 46613645.

It is a super-2 number, since 2×54631664² = 5969237422817792, which contains 22 as substring.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28232 + ... + 30104.

Almost surely, 2^54631664 is an apocalyptic number.

It is an amenable number.

54631664 is a deficient number, since it is larger than the sum of its proper divisors (51331792).

54631664 is a wasteful number, since it uses less digits than its factorization.

54631664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3704 (or 3698 counting only the distinct ones).

The product of its digits is 51840, while the sum is 35.

The square root of 54631664 is about 7391.3235621234. The cubic root of 54631664 is about 379.4443957942. Note that the first 3 decimals are identical.

The spelling of 54631664 in words is "fifty-four million, six hundred thirty-one thousand, six hundred sixty-four".