2604996 has 27 divisors (see below), whose sum is σ = 6609421. Its totient is φ = 865104.

The previous prime is 2604977. The next prime is 2604997. The reversal of 2604996 is 6994062.

The square root of 2604996 is 1614.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 171396 + 2433600 = 414^2 + 1560^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

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 2604996.

It is not an unprimeable number, because it can be changed into a prime (2604997) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 9550 + ... + 9818.

2^2604996 is an apocalyptic number.

2604996 is the 1614-th square number.

It is an amenable number.

2604996 is an abundant number, since it is smaller than the sum of its proper divisors (4004425).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2604996 is a wasteful number, since it uses less digits than its factorization.

2604996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 274 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The cubic root of 2604996 is about 137.5949052783.

Multiplying 2604996 by its sum of digits (36), we get a square (93779856 = 9684²).

2604996 divided by its sum of digits (36) gives a square (72361 = 269²).

It can be divided in two parts, 2604 and 996, that added together give a square (3600 = 60²).

The spelling of 2604996 in words is "two million, six hundred four thousand, nine hundred ninety-six".