3722490624 has 144 divisors (see below), whose sum is σ = 10124569728. Its totient is φ = 1213956096.

The previous prime is 3722490613. The next prime is 3722490631. The reversal of 3722490624 is 4260942273.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7970839 + ... + 7971305.

It is an arithmetic number, because the mean of its divisors is an integer number (70309512).

Almost surely, 2^3722490624 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 3722490624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5062284864).

3722490624 is an abundant number, since it is smaller than the sum of its proper divisors (6402079104).

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

3722490624 is a wasteful number, since it uses less digits than its factorization.

3722490624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690 (or 676 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 39.

The square root of 3722490624 is about 61012.2170061046. The cubic root of 3722490624 is about 1549.8079018265.

The spelling of 3722490624 in words is "three billion, seven hundred twenty-two million, four hundred ninety thousand, six hundred twenty-four".