55625424 has 20 divisors (see below), whose sum is σ = 143699136. Its totient is φ = 18541792.

The previous prime is 55625417. The next prime is 55625429. The reversal of 55625424 is 42452655.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55625429) 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 3 ways as a sum of consecutive naturals, for example, 579384 + ... + 579479.

Almost surely, 2^55625424 is an apocalyptic number.

It is an amenable number.

55625424 is an abundant number, since it is smaller than the sum of its proper divisors (88073712).

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

55625424 is a wasteful number, since it uses less digits than its factorization.

55625424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1158874 (or 1158868 counting only the distinct ones).

The product of its digits is 48000, while the sum is 33.

The square root of 55625424 is about 7458.2453700586. The cubic root of 55625424 is about 381.7313059817.

The spelling of 55625424 in words is "fifty-five million, six hundred twenty-five thousand, four hundred twenty-four".