55458132 has 48 divisors (see below), whose sum is σ = 136722432. Its totient is φ = 17468640.

The previous prime is 55458127. The next prime is 55458149. The reversal of 55458132 is 23185455.

55458132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 55458093 and 55458102.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 14263 + ... + 17729.

It is an arithmetic number, because the mean of its divisors is an integer number (2848384).

Almost surely, 2^55458132 is an apocalyptic number.

It is an amenable number.

55458132 is an abundant number, since it is smaller than the sum of its proper divisors (81264300).

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

55458132 is a wasteful number, since it uses less digits than its factorization.

55458132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3548 (or 3546 counting only the distinct ones).

The product of its digits is 24000, while the sum is 33.

The square root of 55458132 is about 7447.0216865536. The cubic root of 55458132 is about 381.3482394155.

The spelling of 55458132 in words is "fifty-five million, four hundred fifty-eight thousand, one hundred thirty-two".