55588315 has 4 divisors (see below), whose sum is σ = 66705984. Its totient is φ = 44470648.

The previous prime is 55588303. The next prime is 55588327. The reversal of 55588315 is 51388555.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (55588303) and next prime (55588327).

It is a cyclic number.

It is not a de Polignac number, because 55588315 - 2¹⁵ = 55555547 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5558827 + ... + 5558836.

It is an arithmetic number, because the mean of its divisors is an integer number (16676496).

Almost surely, 2^55588315 is an apocalyptic number.

55588315 is a deficient number, since it is larger than the sum of its proper divisors (11117669).

55588315 is a wasteful number, since it uses less digits than its factorization.

55588315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11117668.

The product of its digits is 120000, while the sum is 40.

The square root of 55588315 is about 7455.7571714749. The cubic root of 55588315 is about 381.6463998527.

The spelling of 55588315 in words is "fifty-five million, five hundred eighty-eight thousand, three hundred fifteen".