2604745 has 16 divisors (see below), whose sum is σ = 3673152. Its totient is φ = 1748160.

The previous prime is 2604743. The next prime is 2604769. The reversal of 2604745 is 5474062.

It is not a de Polignac number, because 2604745 - 2¹ = 2604743 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2604743) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1107 + ... + 2536.

It is an arithmetic number, because the mean of its divisors is an integer number (229572).

2^2604745 is an apocalyptic number.

It is an amenable number.

2604745 is a deficient number, since it is larger than the sum of its proper divisors (1068407).

2604745 is a wasteful number, since it uses less digits than its factorization.

2604745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3672.

The product of its (nonzero) digits is 6720, while the sum is 28.

The square root of 2604745 is about 1613.9222410017. The cubic root of 2604745 is about 137.5904858946.

It can be divided in two parts, 260 and 4745, that added together give a palindrome (5005).

The spelling of 2604745 in words is "two million, six hundred four thousand, seven hundred forty-five".