54399508 has 24 divisors (see below), whose sum is σ = 104569920. Its totient is φ = 24647040.

The previous prime is 54399491. The next prime is 54399523. The reversal of 54399508 is 80599345.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13813 + ... + 17308.

It is an arithmetic number, because the mean of its divisors is an integer number (4357080).

Almost surely, 2^54399508 is an apocalyptic number.

It is an amenable number.

54399508 is a deficient number, since it is larger than the sum of its proper divisors (50170412).

54399508 is a wasteful number, since it uses less digits than its factorization.

54399508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31167 (or 31165 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 43.

The square root of 54399508 is about 7375.6022127010. The cubic root of 54399508 is about 378.9061525769.

The spelling of 54399508 in words is "fifty-four million, three hundred ninety-nine thousand, five hundred eight".