3469990768 has 40 divisors (see below), whose sum is σ = 7130650752. Its totient is φ = 1630169088.

The previous prime is 3469990759. The next prime is 3469990837. The reversal of 3469990768 is 8670999643.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154596 + ... + 175612.

Almost surely, 2^3469990768 is an apocalyptic number.

It is an amenable number.

3469990768 is an abundant number, since it is smaller than the sum of its proper divisors (3660659984).

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

3469990768 is a wasteful number, since it uses less digits than its factorization.

3469990768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21649 (or 21643 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 61.

The square root of 3469990768 is about 58906.6275388432. The cubic root of 3469990768 is about 1513.9427054653.

The spelling of 3469990768 in words is "three billion, four hundred sixty-nine million, nine hundred ninety thousand, seven hundred sixty-eight".