538668627 has 32 divisors (see below), whose sum is σ = 843913728. Its totient is φ = 299260416.

The previous prime is 538668623. The next prime is 538668629. The reversal of 538668627 is 726866835.

It is not a de Polignac number, because 538668627 - 2² = 538668623 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 538668627.

It is not an unprimeable number, because it can be changed into a prime (538668623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123628 + ... + 127910.

It is an arithmetic number, because the mean of its divisors is an integer number (26372304).

Almost surely, 2^538668627 is an apocalyptic number.

538668627 is a deficient number, since it is larger than the sum of its proper divisors (305245101).

538668627 is a wasteful number, since it uses less digits than its factorization.

538668627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4459.

The product of its digits is 2903040, while the sum is 51.

The square root of 538668627 is about 23209.2358124950. The cubic root of 538668627 is about 813.6554930466.

The spelling of 538668627 in words is "five hundred thirty-eight million, six hundred sixty-eight thousand, six hundred twenty-seven".