22535154 has 12 divisors (see below), whose sum is σ = 48826206. Its totient is φ = 7511712.

The previous prime is 22535143. The next prime is 22535179. The reversal of 22535154 is 45153522.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 15000129 + 7535025 = 3873^2 + 2745^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 625959 + ... + 625994.

Almost surely, 2^22535154 is an apocalyptic number.

22535154 is an abundant number, since it is smaller than the sum of its proper divisors (26291052).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22535154 is a wasteful number, since it uses less digits than its factorization.

22535154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1251961 (or 1251958 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 22535154 is about 4747.1206009538. The cubic root of 22535154 is about 282.4577596280.

Adding to 22535154 its reverse (45153522), we get a palindrome (67688676).

The spelling of 22535154 in words is "twenty-two million, five hundred thirty-five thousand, one hundred fifty-four".