22010290 has 16 divisors (see below), whose sum is σ = 39735360. Its totient is φ = 8778160.

The previous prime is 22010273. The next prime is 22010309. The reversal of 22010290 is 9201022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525 + ... + 6655.

It is an arithmetic number, because the mean of its divisors is an integer number (2483460).

Almost surely, 2^22010290 is an apocalyptic number.

22010290 is a deficient number, since it is larger than the sum of its proper divisors (17725070).

22010290 is a wasteful number, since it uses less digits than its factorization.

22010290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6497.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 22010290 is about 4691.5125492745. The cubic root of 22010290 is about 280.2476125967.

The spelling of 22010290 in words is "twenty-two million, ten thousand, two hundred ninety".