290009050 has 24 divisors (see below), whose sum is σ = 539938656. Its totient is φ = 115891440.

The previous prime is 290009039. The next prime is 290009063. The reversal of 290009050 is 50900092.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66229 + ... + 70471.

It is an arithmetic number, because the mean of its divisors is an integer number (22497444).

Almost surely, 2^290009050 is an apocalyptic number.

290009050 is a deficient number, since it is larger than the sum of its proper divisors (249929606).

290009050 is a wasteful number, since it uses less digits than its factorization.

290009050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5622 (or 5617 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 290009050 is about 17029.6520810027. The cubic root of 290009050 is about 661.9174801228.

The spelling of 290009050 in words is "two hundred ninety million, nine thousand, fifty".