290900002 has 16 divisors (see below), whose sum is σ = 448084224. Its totient is φ = 141556000.

The previous prime is 290899979. The next prime is 290900011. The reversal of 290900002 is 200009092.

It is a super-2 number, since 2×290900002² = 169245622327200008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31227 + ... + 39457.

It is an arithmetic number, because the mean of its divisors is an integer number (28005264).

Almost surely, 2^290900002 is an apocalyptic number.

290900002 is a deficient number, since it is larger than the sum of its proper divisors (157184222).

290900002 is a wasteful number, since it uses less digits than its factorization.

290900002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8705.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 290900002 is about 17055.7908641024. The cubic root of 290900002 is about 662.5946242913.

Adding to 290900002 its reverse (200009092), we get a palindrome (490909094).

The spelling of 290900002 in words is "two hundred ninety million, nine hundred thousand, two".