55578482 has 16 divisors (see below), whose sum is σ = 84514752. Its totient is φ = 27409200.

The previous prime is 55578469. The next prime is 55578521. The reversal of 55578482 is 28487555.

It is a super-2 number, since 2×55578482² = 6177935322848648, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101333 + ... + 101879.

It is an arithmetic number, because the mean of its divisors is an integer number (5282172).

Almost surely, 2^55578482 is an apocalyptic number.

55578482 is a deficient number, since it is larger than the sum of its proper divisors (28936270).

55578482 is a wasteful number, since it uses less digits than its factorization.

55578482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153.

The product of its digits is 448000, while the sum is 44.

The square root of 55578482 is about 7455.0977190108. The cubic root of 55578482 is about 381.6238954208.

The spelling of 55578482 in words is "fifty-five million, five hundred seventy-eight thousand, four hundred eighty-two".