55098825 has 24 divisors (see below), whose sum is σ = 91431648. Its totient is φ = 29278080.

The previous prime is 55098779. The next prime is 55098829. The reversal of 55098825 is 52889055.

It is not a de Polignac number, because 55098825 - 2¹¹ = 55096777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55098829) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21829 + ... + 24221.

It is an arithmetic number, because the mean of its divisors is an integer number (3809652).

Almost surely, 2^55098825 is an apocalyptic number.

It is an amenable number.

55098825 is a deficient number, since it is larger than the sum of its proper divisors (36332823).

55098825 is a wasteful number, since it uses less digits than its factorization.

55098825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2713 (or 2708 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 42.

The square root of 55098825 is about 7422.8582769712. The cubic root of 55098825 is about 380.5228835937.

The spelling of 55098825 in words is "fifty-five million, ninety-eight thousand, eight hundred twenty-five".