2298990806 has 32 divisors (see below), whose sum is σ = 4200007680. Its totient is φ = 922385376.

The previous prime is 2298990787. The next prime is 2298990809. The reversal of 2298990806 is 6080998922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2298990809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60821 + ... + 91088.

It is an arithmetic number, because the mean of its divisors is an integer number (131250240).

Almost surely, 2^2298990806 is an apocalyptic number.

2298990806 is a deficient number, since it is larger than the sum of its proper divisors (1901016874).

2298990806 is a wasteful number, since it uses less digits than its factorization.

2298990806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151988.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The square root of 2298990806 is about 47947.7925039308. The cubic root of 2298990806 is about 1319.8130294561.

The spelling of 2298990806 in words is "two billion, two hundred ninety-eight million, nine hundred ninety thousand, eight hundred six".