54995964 has 12 divisors (see below), whose sum is σ = 128323944. Its totient is φ = 18331984.

The previous prime is 54995957. The next prime is 54995989. The reversal of 54995964 is 46959945.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its 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, 2291487 + ... + 2291510.

It is an arithmetic number, because the mean of its divisors is an integer number (10693662).

Almost surely, 2^54995964 is an apocalyptic number.

It is an amenable number.

54995964 is an abundant number, since it is smaller than the sum of its proper divisors (73327980).

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

54995964 is a wasteful number, since it uses less digits than its factorization.

54995964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4583004 (or 4583002 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 51.

The square root of 54995964 is about 7415.9263750391. The cubic root of 54995964 is about 380.2859435964.

The spelling of 54995964 in words is "fifty-four million, nine hundred ninety-five thousand, nine hundred sixty-four".