22153498 has 4 divisors (see below), whose sum is σ = 33230250. Its totient is φ = 11076748.

The previous prime is 22153457. The next prime is 22153501. The reversal of 22153498 is 89435122.

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., 16136289 + 6017209 = 4017^2 + 2453^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5538373 + ... + 5538376.

Almost surely, 2^22153498 is an apocalyptic number.

22153498 is a deficient number, since it is larger than the sum of its proper divisors (11076752).

22153498 is a wasteful number, since it uses less digits than its factorization.

22153498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11076751.

The product of its digits is 17280, while the sum is 34.

The square root of 22153498 is about 4706.7502589366. The cubic root of 22153498 is about 280.8541012172.

The spelling of 22153498 in words is "twenty-two million, one hundred fifty-three thousand, four hundred ninety-eight".