54387756 has 36 divisors (see below), whose sum is σ = 137918872. Its totient is φ = 18071424.

The previous prime is 54387737. The next prime is 54387757. The reversal of 54387756 is 65778345.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (54387757) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9891 + ... + 14373.

Almost surely, 2^54387756 is an apocalyptic number.

It is an amenable number.

54387756 is an abundant number, since it is smaller than the sum of its proper divisors (83531116).

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

54387756 is a wasteful number, since it uses less digits than its factorization.

54387756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4830 (or 4825 counting only the distinct ones).

The product of its digits is 705600, while the sum is 45.

The square root of 54387756 is about 7374.8054889604. The cubic root of 54387756 is about 378.8788654073.

The spelling of 54387756 in words is "fifty-four million, three hundred eighty-seven thousand, seven hundred fifty-six".