2604245 has 16 divisors (see below), whose sum is σ = 3669888. Its totient is φ = 1736640.

The previous prime is 2604227. The next prime is 2604253. The reversal of 2604245 is 5424062.

It is not a de Polignac number, because 2604245 - 2¹⁴ = 2587861 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2604245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 290 + ... + 2300.

It is an arithmetic number, because the mean of its divisors is an integer number (229368).

2^2604245 is an apocalyptic number.

It is an amenable number.

2604245 is a deficient number, since it is larger than the sum of its proper divisors (1065643).

2604245 is a wasteful number, since it uses less digits than its factorization.

2604245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2060.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 2604245 is about 1613.7673314329. The cubic root of 2604245 is about 137.5816814953.

The spelling of 2604245 in words is "two million, six hundred four thousand, two hundred forty-five".