431969474 has 8 divisors (see below), whose sum is σ = 648807948. Its totient is φ = 215700160.

The previous prime is 431969459. The next prime is 431969501. The reversal of 431969474 is 474969134.

It can be written as a sum of positive squares in 2 ways, for example, as 241336225 + 190633249 = 15535^2 + 13807^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140387 + ... + 143430.

Almost surely, 2^431969474 is an apocalyptic number.

431969474 is a deficient number, since it is larger than the sum of its proper divisors (216838474).

431969474 is a wasteful number, since it uses less digits than its factorization.

431969474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284580.

The product of its digits is 653184, while the sum is 47.

The square root of 431969474 is about 20783.8753364237. The cubic root of 431969474 is about 755.9348237999.

The spelling of 431969474 in words is "four hundred thirty-one million, nine hundred sixty-nine thousand, four hundred seventy-four".