55098547 has 32 divisors (see below), whose sum is σ = 71414784. Its totient is φ = 41395200.

The previous prime is 55098509. The next prime is 55098551. The reversal of 55098547 is 74589055.

It is not a de Polignac number, because 55098547 - 2⁷ = 55098419 is a prime.

It is a super-2 number, since 2×55098547² = 6071699763022418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55098577) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111972 + ... + 112462.

It is an arithmetic number, because the mean of its divisors is an integer number (2231712).

Almost surely, 2^55098547 is an apocalyptic number.

55098547 is a deficient number, since it is larger than the sum of its proper divisors (16316237).

55098547 is a wasteful number, since it uses less digits than its factorization.

55098547 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579.

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 55098547 is about 7422.8395510074. The cubic root of 55098547 is about 380.5222436191.

The spelling of 55098547 in words is "fifty-five million, ninety-eight thousand, five hundred forty-seven".