2604929 has 4 divisors (see below), whose sum is σ = 2612784. Its totient is φ = 2597076.

The previous prime is 2604913. The next prime is 2604949. The reversal of 2604929 is 9294062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2604929 - 2⁴ = 2604913 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2604895 and 2604904.

It is not an unprimeable number, because it can be changed into a prime (2604949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3407 + ... + 4100.

It is an arithmetic number, because the mean of its divisors is an integer number (653196).

2^2604929 is an apocalyptic number.

It is an amenable number.

2604929 is a deficient number, since it is larger than the sum of its proper divisors (7855).

2604929 is an equidigital number, since it uses as much as digits as its factorization.

2604929 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7854.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 2604929 is about 1613.9792439805. The cubic root of 2604929 is about 137.5937256299.

The spelling of 2604929 in words is "two million, six hundred four thousand, nine hundred twenty-nine".