2604622793 has 4 divisors (see below), whose sum is σ = 2605006800. Its totient is φ = 2604238788.

The previous prime is 2604622763. The next prime is 2604622799. The reversal of 2604622793 is 3972264062.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-2604622793 is a prime.

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 2604622793.

It is not an unprimeable number, because it can be changed into a prime (2604622799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 181643 + ... + 195456.

It is an arithmetic number, because the mean of its divisors is an integer number (651251700).

Almost surely, 2^2604622793 is an apocalyptic number.

It is an amenable number.

2604622793 is a deficient number, since it is larger than the sum of its proper divisors (384007).

2604622793 is an equidigital number, since it uses as much as digits as its factorization.

2604622793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384006.

The product of its (nonzero) digits is 217728, while the sum is 41.

The square root of 2604622793 is about 51035.5052194058. The cubic root of 2604622793 is about 1375.8833408018.

The spelling of 2604622793 in words is "two billion, six hundred four million, six hundred twenty-two thousand, seven hundred ninety-three".