2604940365 has 8 divisors (see below), whose sum is σ = 4167904608. Its totient is φ = 1389301520.

The previous prime is 2604940319. The next prime is 2604940367. The reversal of 2604940365 is 5630494062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2604940365 - 2⁷ = 2604940237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604940367) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86831331 + ... + 86831360.

It is an arithmetic number, because the mean of its divisors is an integer number (520988076).

Almost surely, 2^2604940365 is an apocalyptic number.

It is an amenable number.

2604940365 is a deficient number, since it is larger than the sum of its proper divisors (1562964243).

2604940365 is a wasteful number, since it uses less digits than its factorization.

2604940365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173662699.

The product of its (nonzero) digits is 155520, while the sum is 39.

The square root of 2604940365 is about 51038.6164095384. The cubic root of 2604940365 is about 1375.9392573141.

The spelling of 2604940365 in words is "two billion, six hundred four million, nine hundred forty thousand, three hundred sixty-five".