54387208 has 8 divisors (see below), whose sum is σ = 101976030. Its totient is φ = 27193600.

The previous prime is 54387191. The next prime is 54387259. The reversal of 54387208 is 80278345.

It can be written as a sum of positive squares in only one way, i.e., 47637604 + 6749604 = 6902^2 + 2598^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3399193 + ... + 3399208.

Almost surely, 2^54387208 is an apocalyptic number.

It is an amenable number.

54387208 is a deficient number, since it is larger than the sum of its proper divisors (47588822).

54387208 is a wasteful number, since it uses less digits than its factorization.

54387208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6798407 (or 6798403 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The square root of 54387208 is about 7374.7683353445. The cubic root of 54387208 is about 378.8775929008.

The spelling of 54387208 in words is "fifty-four million, three hundred eighty-seven thousand, two hundred eight".