3626398902 has 64 divisors (see below), whose sum is σ = 8585740800. Its totient is φ = 999102720.

The previous prime is 3626398889. The next prime is 3626398903. The reversal of 3626398902 is 2098936263.

3626398902 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3626398903) 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, 1327474 + ... + 1330202.

It is an arithmetic number, because the mean of its divisors is an integer number (134152200).

Almost surely, 2^3626398902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3626398902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4292870400).

3626398902 is an abundant number, since it is smaller than the sum of its proper divisors (4959341898).

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

3626398902 is a wasteful number, since it uses less digits than its factorization.

3626398902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3861.

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 3626398902 is about 60219.5890221778. The cubic root of 3626398902 is about 1536.3559906551.

The spelling of 3626398902 in words is "three billion, six hundred twenty-six million, three hundred ninety-eight thousand, nine hundred two".