431627494 has 8 divisors (see below), whose sum is σ = 649779408. Its totient is φ = 215034360.

The previous prime is 431627491. The next prime is 431627513. The reversal of 431627494 is 494726134.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (431627491) 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, 389002 + ... + 390109.

It is an arithmetic number, because the mean of its divisors is an integer number (81222426).

Almost surely, 2^431627494 is an apocalyptic number.

431627494 is a deficient number, since it is larger than the sum of its proper divisors (218151914).

431627494 is a wasteful number, since it uses less digits than its factorization.

431627494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779390.

The product of its digits is 145152, while the sum is 40.

The square root of 431627494 is about 20775.6466566025. The cubic root of 431627494 is about 755.7352859031.

The spelling of 431627494 in words is "four hundred thirty-one million, six hundred twenty-seven thousand, four hundred ninety-four".