226398564 has 60 divisors (see below), whose sum is σ = 676407424. Its totient is φ = 64684656.

The previous prime is 226398541. The next prime is 226398581. The reversal of 226398564 is 465893622.

226398564 is a `hidden beast` number, since 2 + 2 + 639 + 8 + 5 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 47644 + ... + 52179.

Almost surely, 2^226398564 is an apocalyptic number.

It is an amenable number.

226398564 is an abundant number, since it is smaller than the sum of its proper divisors (450008860).

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

226398564 is a wasteful number, since it uses less digits than its factorization.

226398564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99846 (or 99835 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 226398564 is about 15046.5465805280. The cubic root of 226398564 is about 609.4777972851.

The spelling of 226398564 in words is "two hundred twenty-six million, three hundred ninety-eight thousand, five hundred sixty-four".