2290433990 has 16 divisors (see below), whose sum is σ = 4439918448. Its totient is φ = 845698656.

The previous prime is 2290433933. The next prime is 2290433993. The reversal of 2290433990 is 993340922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290433993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8809232 + ... + 8809491.

It is an arithmetic number, because the mean of its divisors is an integer number (277494903).

Almost surely, 2^2290433990 is an apocalyptic number.

2290433990 is a deficient number, since it is larger than the sum of its proper divisors (2149484458).

2290433990 is a wasteful number, since it uses less digits than its factorization.

2290433990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17618743.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 2290433990 is about 47858.4787681347. The cubic root of 2290433990 is about 1318.1735510151.

The spelling of 2290433990 in words is "two billion, two hundred ninety million, four hundred thirty-three thousand, nine hundred ninety".