431641126 has 16 divisors (see below), whose sum is σ = 778901760. Its totient is φ = 175252680.

The previous prime is 431641097. The next prime is 431641151. The reversal of 431641126 is 621146134.

It is a junction number, because it is equal to n+sod(n) for n = 431641094 and 431641103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811090 + ... + 811621.

It is an arithmetic number, because the mean of its divisors is an integer number (48681360).

Almost surely, 2^431641126 is an apocalyptic number.

431641126 is a deficient number, since it is larger than the sum of its proper divisors (347260634).

431641126 is a wasteful number, since it uses less digits than its factorization.

431641126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1622739.

The product of its digits is 3456, while the sum is 28.

The square root of 431641126 is about 20775.9747304429. The cubic root of 431641126 is about 755.7432418953.

The spelling of 431641126 in words is "four hundred thirty-one million, six hundred forty-one thousand, one hundred twenty-six".