54389912 has 8 divisors (see below), whose sum is σ = 101981100. Its totient is φ = 27194952.

The previous prime is 54389897. The next prime is 54389921. The reversal of 54389912 is 21998345.

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

It is a self number, because there is not a number n which added to its sum of digits gives 54389912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3399362 + ... + 3399377.

Almost surely, 2^54389912 is an apocalyptic number.

It is an amenable number.

54389912 is a deficient number, since it is larger than the sum of its proper divisors (47591188).

54389912 is a wasteful number, since it uses less digits than its factorization.

54389912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6798745 (or 6798741 counting only the distinct ones).

The product of its digits is 77760, while the sum is 41.

The square root of 54389912 is about 7374.9516608585. The cubic root of 54389912 is about 378.8838717549.

The spelling of 54389912 in words is "fifty-four million, three hundred eighty-nine thousand, nine hundred twelve".