55793888 has 24 divisors (see below), whose sum is σ = 112184352. Its totient is φ = 27302656.

The previous prime is 55793887. The next prime is 55793897. The reversal of 55793888 is 88839755.

It is a super-2 number, since 2×55793888² = 6225915876313088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55793887) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17045 + ... + 20052.

It is an arithmetic number, because the mean of its divisors is an integer number (4674348).

Almost surely, 2^55793888 is an apocalyptic number.

It is an amenable number.

55793888 is an abundant number, since it is smaller than the sum of its proper divisors (56390464).

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

55793888 is a wasteful number, since it uses less digits than its factorization.

55793888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37154 (or 37146 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 53.

The square root of 55793888 is about 7469.5306412117. The cubic root of 55793888 is about 382.1162808564.

The spelling of 55793888 in words is "fifty-five million, seven hundred ninety-three thousand, eight hundred eighty-eight".