226149588 has 72 divisors (see below), whose sum is σ = 674419200. Its totient is φ = 62527680.

The previous prime is 226149541. The next prime is 226149601. The reversal of 226149588 is 885941622.

226149588 is a `hidden beast` number, since 2 + 2 + 61 + 4 + 9 + 588 = 666.

It is a super-2 number, since 2×226149588² = 102287272305139488, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6663 + ... + 22286.

Almost surely, 2^226149588 is an apocalyptic number.

226149588 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

226149588 is an abundant number, since it is smaller than the sum of its proper divisors (448269612).

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

226149588 is a wasteful number, since it uses less digits than its factorization.

226149588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28997 (or 28992 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 226149588 is about 15038.2707782511. The cubic root of 226149588 is about 609.2542961559.

The spelling of 226149588 in words is "two hundred twenty-six million, one hundred forty-nine thousand, five hundred eighty-eight".