431311226 has 32 divisors (see below), whose sum is σ = 701519616. Its totient is φ = 198352000.

The previous prime is 431311159. The next prime is 431311259. The reversal of 431311226 is 622113134.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132296 + ... + 135516.

It is an arithmetic number, because the mean of its divisors is an integer number (21922488).

Almost surely, 2^431311226 is an apocalyptic number.

431311226 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

431311226 is a deficient number, since it is larger than the sum of its proper divisors (270208390).

431311226 is a wasteful number, since it uses less digits than its factorization.

431311226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3358.

The product of its digits is 864, while the sum is 23.

The square root of 431311226 is about 20768.0337538247. The cubic root of 431311226 is about 755.5506565699.

The spelling of 431311226 in words is "four hundred thirty-one million, three hundred eleven thousand, two hundred twenty-six".