3431748666 has 8 divisors (see below), whose sum is σ = 6863497344. Its totient is φ = 1143916220.

The previous prime is 3431748637. The next prime is 3431748679. The reversal of 3431748666 is 6668471343.

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

3431748666 is an admirable number.

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, 285979050 + ... + 285979061.

It is an arithmetic number, because the mean of its divisors is an integer number (857937168).

Almost surely, 2^3431748666 is an apocalyptic number.

3431748666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3431748666 is a wasteful number, since it uses less digits than its factorization.

3431748666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571958116.

The product of its digits is 1741824, while the sum is 48.

The square root of 3431748666 is about 58581.1289239120. The cubic root of 3431748666 is about 1508.3605242910.

The spelling of 3431748666 in words is "three billion, four hundred thirty-one million, seven hundred forty-eight thousand, six hundred sixty-six".