3620647296 has 256 divisors, whose sum is σ = 12856896000. Its totient is φ = 979900416.

The previous prime is 3620647279. The next prime is 3620647309. The reversal of 3620647296 is 6927460263.

3620647296 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3620647296² = 26218173684064223232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 455710 + ... + 463586.

It is an arithmetic number, because the mean of its divisors is an integer number (50222250).

Almost surely, 2^3620647296 is an apocalyptic number.

3620647296 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3620647296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6428448000).

3620647296 is an abundant number, since it is smaller than the sum of its proper divisors (9236248704).

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

3620647296 is a wasteful number, since it uses less digits than its factorization.

3620647296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7926 (or 7908 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 45.

The square root of 3620647296 is about 60171.8147972953. The cubic root of 3620647296 is about 1535.5433212664.

The spelling of 3620647296 in words is "three billion, six hundred twenty million, six hundred forty-seven thousand, two hundred ninety-six".