22270450 has 24 divisors (see below), whose sum is σ = 41701572. Its totient is φ = 8848320.

The previous prime is 22270439. The next prime is 22270471. The reversal of 22270450 is 5407222.

It can be written as a sum of positive squares in 6 ways, for example, as 1229881 + 21040569 = 1109^2 + 4587^2 .

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, 6432 + ... + 9268.

Almost surely, 2^22270450 is an apocalyptic number.

22270450 is a deficient number, since it is larger than the sum of its proper divisors (19431122).

22270450 is a wasteful number, since it uses less digits than its factorization.

22270450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3006 (or 3001 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 22.

The square root of 22270450 is about 4719.1577638388. The cubic root of 22270450 is about 281.3474592285.

Adding to 22270450 its reverse (5407222), we get a palindrome (27677672).

The spelling of 22270450 in words is "twenty-two million, two hundred seventy thousand, four hundred fifty".