55450192 has 40 divisors (see below), whose sum is σ = 130009536. Its totient is φ = 22365696.

The previous prime is 55450169. The next prime is 55450193. The reversal of 55450192 is 29105455.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55450193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12658 + ... + 16465.

Almost surely, 2^55450192 is an apocalyptic number.

It is an amenable number.

55450192 is an abundant number, since it is smaller than the sum of its proper divisors (74559344).

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

55450192 is a wasteful number, since it uses less digits than its factorization.

55450192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29155 (or 29149 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 55450192 is about 7446.4885684462. The cubic root of 55450192 is about 381.3300392019.

The spelling of 55450192 in words is "fifty-five million, four hundred fifty thousand, one hundred ninety-two".