2604791 has 24 divisors (see below), whose sum is σ = 3324240. Its totient is φ = 2026752.

The previous prime is 2604779. The next prime is 2604799. The reversal of 2604791 is 1974062.

It is a de Polignac number, because none of the positive numbers 2^k-2604791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44120 + ... + 44178.

It is an arithmetic number, because the mean of its divisors is an integer number (138510).

2^2604791 is an apocalyptic number.

2604791 is a deficient number, since it is larger than the sum of its proper divisors (719449).

2604791 is a wasteful number, since it uses less digits than its factorization.

2604791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2604791 is about 1613.9364919352. The cubic root of 2604791 is about 137.5912958427.

The spelling of 2604791 in words is "two million, six hundred four thousand, seven hundred ninety-one".