54688964 has 12 divisors (see below), whose sum is σ = 104406288. Its totient is φ = 24858600.

The previous prime is 54688961. The next prime is 54688967. The reversal of 54688964 is 46988645.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (54688961) and next prime (54688967).

It is not an unprimeable number, because it can be changed into a prime (54688961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 621422 + ... + 621509.

It is an arithmetic number, because the mean of its divisors is an integer number (8700524).

Almost surely, 2^54688964 is an apocalyptic number.

It is an amenable number.

54688964 is a deficient number, since it is larger than the sum of its proper divisors (49717324).

54688964 is a wasteful number, since it uses less digits than its factorization.

54688964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242946 (or 1242944 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 50.

The square root of 54688964 is about 7395.1987126784. The cubic root of 54688964 is about 379.5770085523.

The spelling of 54688964 in words is "fifty-four million, six hundred eighty-eight thousand, nine hundred sixty-four".