3251700816 has 320 divisors, whose sum is σ = 10788642816. Its totient is φ = 821145600.

The previous prime is 3251700791. The next prime is 3251700827. The reversal of 3251700816 is 6180071523.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11998761 + ... + 11999031.

Almost surely, 2^3251700816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3251700816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5394321408).

3251700816 is an abundant number, since it is smaller than the sum of its proper divisors (7536942000).

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

3251700816 is a wasteful number, since it uses less digits than its factorization.

3251700816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 3251700816 is about 57023.6864469494. The cubic root of 3251700816 is about 1481.5063819991.

The spelling of 3251700816 in words is "three billion, two hundred fifty-one million, seven hundred thousand, eight hundred sixteen".