2290649222 has 4 divisors (see below), whose sum is σ = 3435973836. Its totient is φ = 1145324610.

The previous prime is 2290649149. The next prime is 2290649227. The reversal of 2290649222 is 2229460922.

It is a semiprime because it is the product of two primes.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2290649227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 572662304 + ... + 572662307.

It is an arithmetic number, because the mean of its divisors is an integer number (858993459).

Almost surely, 2^2290649222 is an apocalyptic number.

2290649222 is a deficient number, since it is larger than the sum of its proper divisors (1145324614).

2290649222 is a wasteful number, since it uses less digits than its factorization.

2290649222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1145324613.

The product of its (nonzero) digits is 62208, while the sum is 38.

The square root of 2290649222 is about 47860.7273450791. The cubic root of 2290649222 is about 1318.2148392956.

The spelling of 2290649222 in words is "two billion, two hundred ninety million, six hundred forty-nine thousand, two hundred twenty-two".