2290004321 has 4 divisors (see below), whose sum is σ = 2498186544. Its totient is φ = 2081822100.

The previous prime is 2290004309. The next prime is 2290004369. The reversal of 2290004321 is 1234000922.

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-2290004321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2290004371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104091095 + ... + 104091116.

It is an arithmetic number, because the mean of its divisors is an integer number (624546636).

Almost surely, 2^2290004321 is an apocalyptic number.

It is an amenable number.

2290004321 is a deficient number, since it is larger than the sum of its proper divisors (208182223).

2290004321 is a wasteful number, since it uses less digits than its factorization.

2290004321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208182222.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2290004321 is about 47853.9896037937. The cubic root of 2290004321 is about 1318.0911192236.

The spelling of 2290004321 in words is "two billion, two hundred ninety million, four thousand, three hundred twenty-one".