54056664 has 24 divisors (see below), whose sum is σ = 146403660. Its totient is φ = 18018864.

The previous prime is 54056657. The next prime is 54056671. The reversal of 54056664 is 46665045.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54056657) and next prime (54056671).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 375322 + ... + 375465.

Almost surely, 2^54056664 is an apocalyptic number.

It is an amenable number.

54056664 is an abundant number, since it is smaller than the sum of its proper divisors (92346996).

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

54056664 is a wasteful number, since it uses less digits than its factorization.

54056664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750799 (or 750792 counting only the distinct ones).

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

The square root of 54056664 is about 7352.3237143096. The cubic root of 54056664 is about 378.1084764676.

The spelling of 54056664 in words is "fifty-four million, fifty-six thousand, six hundred sixty-four".