55564265 has 16 divisors (see below), whose sum is σ = 70389120. Its totient is φ = 41990400.

The previous prime is 55564231. The next prime is 55564283. The reversal of 55564265 is 56246555.

It is a happy number.

It is not a de Polignac number, because 55564265 - 2²² = 51369961 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 45665 + ... + 46865.

It is an arithmetic number, because the mean of its divisors is an integer number (4399320).

Almost surely, 2^55564265 is an apocalyptic number.

It is an amenable number.

55564265 is a deficient number, since it is larger than the sum of its proper divisors (14824855).

55564265 is a wasteful number, since it uses less digits than its factorization.

55564265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712.

The product of its digits is 180000, while the sum is 38.

The square root of 55564265 is about 7454.1441493977. The cubic root of 55564265 is about 381.5913527928.

The spelling of 55564265 in words is "fifty-five million, five hundred sixty-four thousand, two hundred sixty-five".