55624017 has 16 divisors (see below), whose sum is σ = 79297920. Its totient is φ = 34559232.

The previous prime is 55623991. The next prime is 55624043. The reversal of 55624017 is 71042655.

It is an interprime number because it is at equal distance from previous prime (55623991) and next prime (55624043).

It is not a de Polignac number, because 55624017 - 2⁸ = 55623761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55624087) 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, 42 + ... + 10547.

It is an arithmetic number, because the mean of its divisors is an integer number (4956120).

Almost surely, 2^55624017 is an apocalyptic number.

It is an amenable number.

55624017 is a deficient number, since it is larger than the sum of its proper divisors (23673903).

55624017 is a wasteful number, since it uses less digits than its factorization.

55624017 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10712.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 55624017 is about 7458.1510443273. The cubic root of 55624017 is about 381.7280874266.

The spelling of 55624017 in words is "fifty-five million, six hundred twenty-four thousand, seventeen".