2604616331 has 4 divisors (see below), whose sum is σ = 2607143664. Its totient is φ = 2602089000.

The previous prime is 2604616303. The next prime is 2604616337. The reversal of 2604616331 is 1336164062.

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 2604616331 - 2³⁰ = 1530874507 is a prime.

It is a super-2 number, since 2×2604616331² = 13568052463423803122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2604616337) 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, 1262120 + ... + 1264181.

It is an arithmetic number, because the mean of its divisors is an integer number (651785916).

Almost surely, 2^2604616331 is an apocalyptic number.

2604616331 is a deficient number, since it is larger than the sum of its proper divisors (2527333).

2604616331 is a wasteful number, since it uses less digits than its factorization.

2604616331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527332.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 2604616331 is about 51035.4419104998. The cubic root of 2604616331 is about 1375.8822029576.

The spelling of 2604616331 in words is "two billion, six hundred four million, six hundred sixteen thousand, three hundred thirty-one".