3656200734 has 64 divisors (see below), whose sum is σ = 8234740800. Its totient is φ = 1202356224.

The previous prime is 3656200733. The next prime is 3656200741. The reversal of 3656200734 is 4370026563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3656200733) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1511494 + ... + 1513910.

It is an arithmetic number, because the mean of its divisors is an integer number (128667825).

Almost surely, 2^3656200734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3656200734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4117370400).

3656200734 is an abundant number, since it is smaller than the sum of its proper divisors (4578540066).

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

3656200734 is a wasteful number, since it uses less digits than its factorization.

3656200734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794 (or 2788 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 3656200734 is about 60466.5257311845. The cubic root of 3656200734 is about 1540.5531175005.

The spelling of 3656200734 in words is "three billion, six hundred fifty-six million, two hundred thousand, seven hundred thirty-four".