522655087 has 4 divisors (see below), whose sum is σ = 533775456. Its totient is φ = 511534720.

The previous prime is 522655079. The next prime is 522655117. The reversal of 522655087 is 780556225.

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

It is a cyclic number.

It is not a de Polignac number, because 522655087 - 2³ = 522655079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522655027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5560114 + ... + 5560207.

It is an arithmetic number, because the mean of its divisors is an integer number (133443864).

Almost surely, 2^522655087 is an apocalyptic number.

522655087 is a deficient number, since it is larger than the sum of its proper divisors (11120369).

522655087 is a wasteful number, since it uses less digits than its factorization.

522655087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11120368.

The product of its (nonzero) digits is 168000, while the sum is 40.

The square root of 522655087 is about 22861.6510121207. The cubic root of 522655087 is about 805.5114669475.

The spelling of 522655087 in words is "five hundred twenty-two million, six hundred fifty-five thousand, eighty-seven".