54400938 has 16 divisors (see below), whose sum is σ = 108955776. Its totient is φ = 18108000.

The previous prime is 54400909. The next prime is 54400963. The reversal of 54400938 is 83900445.

It is a junction number, because it is equal to n+sod(n) for n = 54400899 and 54400908.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1531 + ... + 10542.

It is an arithmetic number, because the mean of its divisors is an integer number (6809736).

Almost surely, 2^54400938 is an apocalyptic number.

54400938 is an abundant number, since it is smaller than the sum of its proper divisors (54554838).

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

54400938 is a wasteful number, since it uses less digits than its factorization.

54400938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12829.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 54400938 is about 7375.6991533007. The cubic root of 54400938 is about 378.9094726501.

The spelling of 54400938 in words is "fifty-four million, four hundred thousand, nine hundred thirty-eight".