2290290730 has 64 divisors (see below), whose sum is σ = 5181926400. Its totient is φ = 709403904.

The previous prime is 2290290727. The next prime is 2290290731. The reversal of 2290290730 is 370920922.

It is not an unprimeable number, because it can be changed into a prime (2290290731) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15996 + ... + 69544.

It is an arithmetic number, because the mean of its divisors is an integer number (80967600).

Almost surely, 2^2290290730 is an apocalyptic number.

2290290730 is an abundant number, since it is smaller than the sum of its proper divisors (2891635670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2290290730 is a wasteful number, since it uses less digits than its factorization.

2290290730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53623.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 2290290730 is about 47856.9820402415. The cubic root of 2290290730 is about 1318.1460677985.

The spelling of 2290290730 in words is "two billion, two hundred ninety million, two hundred ninety thousand, seven hundred thirty".