55388192 has 24 divisors (see below), whose sum is σ = 114786000. Its totient is φ = 26236224.

The previous prime is 55388189. The next prime is 55388219. The reversal of 55388192 is 29188355.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44942 + ... + 46157.

It is an arithmetic number, because the mean of its divisors is an integer number (4782750).

Almost surely, 2^55388192 is an apocalyptic number.

It is an amenable number.

55388192 is an abundant number, since it is smaller than the sum of its proper divisors (59397808).

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

55388192 is a wasteful number, since it uses less digits than its factorization.

55388192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91128 (or 91120 counting only the distinct ones).

The product of its digits is 86400, while the sum is 41.

The square root of 55388192 is about 7442.3243680990. The cubic root of 55388192 is about 381.1878618787.

The spelling of 55388192 in words is "fifty-five million, three hundred eighty-eight thousand, one hundred ninety-two".