431474506 has 8 divisors (see below), whose sum is σ = 656871840. Its totient is φ = 212517228.

The previous prime is 431474489. The next prime is 431474543. The reversal of 431474506 is 605474134.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1609846 + ... + 1610113.

It is an arithmetic number, because the mean of its divisors is an integer number (82108980).

Almost surely, 2^431474506 is an apocalyptic number.

431474506 is a deficient number, since it is larger than the sum of its proper divisors (225397334).

431474506 is a wasteful number, since it uses less digits than its factorization.

431474506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3220028.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 431474506 is about 20771.9644232316. The cubic root of 431474506 is about 755.6459866081.

The spelling of 431474506 in words is "four hundred thirty-one million, four hundred seventy-four thousand, five hundred six".