431232226 has 8 divisors (see below), whose sum is σ = 653253084. Its totient is φ = 213481200.

The previous prime is 431232223. The next prime is 431232229. The reversal of 431232226 is 622232134.

It is an interprime number because it is at equal distance from previous prime (431232223) and next prime (431232229).

It can be written as a sum of positive squares in 2 ways, for example, as 400040001 + 31192225 = 20001^2 + 5585^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×431232226² = 371922465481830152, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 431232226.

It is not an unprimeable number, because it can be changed into a prime (431232223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1067205 + ... + 1067608.

Almost surely, 2^431232226 is an apocalyptic number.

431232226 is a deficient number, since it is larger than the sum of its proper divisors (222020858).

431232226 is a wasteful number, since it uses less digits than its factorization.

431232226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2134916.

The product of its digits is 3456, while the sum is 25.

The square root of 431232226 is about 20766.1317052551. The cubic root of 431232226 is about 755.5045242622.

The spelling of 431232226 in words is "four hundred thirty-one million, two hundred thirty-two thousand, two hundred twenty-six".