2604465 has 24 divisors (see below), whose sum is σ = 4662528. Its totient is φ = 1343520.

The previous prime is 2604439. The next prime is 2604499. The reversal of 2604465 is 5644062.

It is a happy number.

It is not a de Polignac number, because 2604465 - 2⁶ = 2604401 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 462 + ... + 2328.

It is an arithmetic number, because the mean of its divisors is an integer number (194272).

2^2604465 is an apocalyptic number.

It is an amenable number.

2604465 is a deficient number, since it is larger than the sum of its proper divisors (2058063).

2604465 is a wasteful number, since it uses less digits than its factorization.

2604465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909 (or 1906 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2604465 is about 1613.8354934751. The cubic root of 2604465 is about 137.5855555698.

The spelling of 2604465 in words is "two million, six hundred four thousand, four hundred sixty-five".