55373112 has 64 divisors (see below), whose sum is σ = 154548000. Its totient is φ = 18369792.

The previous prime is 55373089. The next prime is 55373117. The reversal of 55373112 is 21137355.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55373117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57628 + ... + 58580.

Almost surely, 2^55373112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55373112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77274000).

55373112 is an abundant number, since it is smaller than the sum of its proper divisors (99174888).

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

55373112 is a wasteful number, since it uses less digits than its factorization.

55373112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1237 (or 1227 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 55373112 is about 7441.3111747863. The cubic root of 55373112 is about 381.1532646447.

It can be divided in two parts, 5537 and 3112, that added together give a square (8649 = 93²).

The spelling of 55373112 in words is "fifty-five million, three hundred seventy-three thousand, one hundred twelve".