430726864 has 20 divisors (see below), whose sum is σ = 845967556. Its totient is φ = 212412672.

The previous prime is 430726843. The next prime is 430726867. The reversal of 430726864 is 468627034.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 368947264 + 61779600 = 19208^2 + 7860^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430726867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183219 + ... + 185554.

Almost surely, 2^430726864 is an apocalyptic number.

It is an amenable number.

430726864 is a deficient number, since it is larger than the sum of its proper divisors (415240692).

430726864 is a wasteful number, since it uses less digits than its factorization.

430726864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368854 (or 368848 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 40.

The square root of 430726864 is about 20753.9602004051. The cubic root of 430726864 is about 755.2092830929.

The spelling of 430726864 in words is "four hundred thirty million, seven hundred twenty-six thousand, eight hundred sixty-four".