20226922 has 4 divisors (see below), whose sum is σ = 30340386. Its totient is φ = 10113460.

The previous prime is 20226919. The next prime is 20226953. The reversal of 20226922 is 22962202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 17631601 + 2595321 = 4199^2 + 1611^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5056729 + ... + 5056732.

Almost surely, 2^20226922 is an apocalyptic number.

20226922 is a deficient number, since it is larger than the sum of its proper divisors (10113464).

20226922 is a wasteful number, since it uses less digits than its factorization.

20226922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10113463.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 20226922 is about 4497.4350467794. The cubic root of 20226922 is about 272.4645050982.

The spelling of 20226922 in words is "twenty million, two hundred twenty-six thousand, nine hundred twenty-two".