55536173 has 16 divisors (see below), whose sum is σ = 69480960. Its totient is φ = 43124400.

The previous prime is 55536167. The next prime is 55536179. The reversal of 55536173 is 37163555.

It is an interprime number because it is at equal distance from previous prime (55536167) and next prime (55536179).

It is not a de Polignac number, because 55536173 - 2⁴ = 55536157 is a prime.

It is a super-2 number, since 2×55536173² = 6168533022971858, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55536179) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24398 + ... + 26576.

It is an arithmetic number, because the mean of its divisors is an integer number (4342560).

Almost surely, 2^55536173 is an apocalyptic number.

It is an amenable number.

55536173 is a deficient number, since it is larger than the sum of its proper divisors (13944787).

55536173 is a wasteful number, since it uses less digits than its factorization.

55536173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2528.

The product of its digits is 47250, while the sum is 35.

The square root of 55536173 is about 7452.2595902183. The cubic root of 55536173 is about 381.5270340480.

The spelling of 55536173 in words is "fifty-five million, five hundred thirty-six thousand, one hundred seventy-three".