3698763820 has 48 divisors (see below), whose sum is σ = 8458178400. Its totient is φ = 1353300480.

The previous prime is 3698763811. The next prime is 3698763821. The reversal of 3698763820 is 283678963.

3698763820 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 2×3698763820² = 27361707592281984800, which contains 22 as substring.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (3698763821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156801 + ... + 178840.

It is an arithmetic number, because the mean of its divisors is an integer number (176212050).

Almost surely, 2^3698763820 is an apocalyptic number.

It is an amenable number.

3698763820 is an abundant number, since it is smaller than the sum of its proper divisors (4759414580).

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

3698763820 is a wasteful number, since it uses less digits than its factorization.

3698763820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335698 (or 335696 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The square root of 3698763820 is about 60817.4631171015. The cubic root of 3698763820 is about 1546.5081045544.

The spelling of 3698763820 in words is "three billion, six hundred ninety-eight million, seven hundred sixty-three thousand, eight hundred twenty".