604618871 has 4 divisors (see below), whose sum is σ = 630906672. Its totient is φ = 578331072.

The previous prime is 604618867. The next prime is 604618877. The reversal of 604618871 is 178816406.

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 604618871 - 2² = 604618867 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 (604618877) 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, 13143866 + ... + 13143911.

It is an arithmetic number, because the mean of its divisors is an integer number (157726668).

Almost surely, 2^604618871 is an apocalyptic number.

604618871 is a deficient number, since it is larger than the sum of its proper divisors (26287801).

604618871 is a wasteful number, since it uses less digits than its factorization.

604618871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26287800.

The product of its (nonzero) digits is 64512, while the sum is 41.

The square root of 604618871 is about 24588.9989832852. The cubic root of 604618871 is about 845.5914167882.

The spelling of 604618871 in words is "six hundred four million, six hundred eighteen thousand, eight hundred seventy-one".