55004895 has 24 divisors (see below), whose sum is σ = 104010192. Its totient is φ = 26668800.

The previous prime is 55004879. The next prime is 55004927. The reversal of 55004895 is 59840055.

It is a happy number.

It is not a de Polignac number, because 55004895 - 2⁴ = 55004879 is a prime.

It is a super-2 number, since 2×55004895² = 6051076947922050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55066 + ... + 56055.

It is an arithmetic number, because the mean of its divisors is an integer number (4333758).

Almost surely, 2^55004895 is an apocalyptic number.

55004895 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55004895 is a deficient number, since it is larger than the sum of its proper divisors (49005297).

55004895 is a wasteful number, since it uses less digits than its factorization.

55004895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111143 (or 111140 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

The square root of 55004895 is about 7416.5285005857. The cubic root of 55004895 is about 380.3065278338.

The spelling of 55004895 in words is "fifty-five million, four thousand, eight hundred ninety-five".