226404513 has 24 divisors (see below), whose sum is σ = 344970080. Its totient is φ = 142689600.

The previous prime is 226404509. The next prime is 226404527. The reversal of 226404513 is 315404622.

226404513 is a `hidden beast` number, since 2 + 2 + 640 + 4 + 5 + 13 = 666.

It is not a de Polignac number, because 226404513 - 2² = 226404509 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (226402513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 101670 + ... + 103872.

Almost surely, 2^226404513 is an apocalyptic number.

It is an amenable number.

226404513 is a deficient number, since it is larger than the sum of its proper divisors (118565567).

226404513 is a wasteful number, since it uses less digits than its factorization.

226404513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829 (or 2826 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 226404513 is about 15046.7442657872. The cubic root of 226404513 is about 609.4831355870.

The spelling of 226404513 in words is "two hundred twenty-six million, four hundred four thousand, five hundred thirteen".