55875492 has 36 divisors (see below), whose sum is σ = 142705836. Its totient is φ = 18432000.

The previous prime is 55875473. The next prime is 55875493. The reversal of 55875492 is 29457855.

55875492 is a `hidden beast` number, since 558 + 7 + 5 + 4 + 92 = 666.

55875492 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 37161216 + 18714276 = 6096^2 + 4326^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (55875493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4509 + ... + 11492.

It is an arithmetic number, because the mean of its divisors is an integer number (3964051).

Almost surely, 2^55875492 is an apocalyptic number.

It is an amenable number.

55875492 is an abundant number, since it is smaller than the sum of its proper divisors (86830344).

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

55875492 is a wasteful number, since it uses less digits than its factorization.

55875492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16108 (or 16103 counting only the distinct ones).

The product of its digits is 504000, while the sum is 45.

The square root of 55875492 is about 7474.9911036736. The cubic root of 55875492 is about 382.3024842089.

The spelling of 55875492 in words is "fifty-five million, eight hundred seventy-five thousand, four hundred ninety-two".