55467215 has 16 divisors (see below), whose sum is σ = 68947200. Its totient is φ = 42792960.

The previous prime is 55467199. The next prime is 55467229. The reversal of 55467215 is 51276455.

It is not a de Polignac number, because 55467215 - 2⁴ = 55467199 is a prime.

It is a super-2 number, since 2×55467215² = 6153223879712450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69197 + ... + 69993.

It is an arithmetic number, because the mean of its divisors is an integer number (4309200).

Almost surely, 2^55467215 is an apocalyptic number.

55467215 is a deficient number, since it is larger than the sum of its proper divisors (13479985).

55467215 is a wasteful number, since it uses less digits than its factorization.

55467215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1282.

The product of its digits is 42000, while the sum is 35.

The square root of 55467215 is about 7447.6315026994. The cubic root of 55467215 is about 381.3690575044.

The spelling of 55467215 in words is "fifty-five million, four hundred sixty-seven thousand, two hundred fifteen".