3698906624 has 80 divisors (see below), whose sum is σ = 8891097600. Its totient is φ = 1501784064.

The previous prime is 3698906611. The next prime is 3698906641. The reversal of 3698906624 is 4266098963.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40937 + ... + 95255.

It is an arithmetic number, because the mean of its divisors is an integer number (111138720).

Almost surely, 2^3698906624 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 3698906624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4445548800).

3698906624 is an abundant number, since it is smaller than the sum of its proper divisors (5192190976).

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

3698906624 is an equidigital number, since it uses as much as digits as its factorization.

3698906624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54363 (or 54347 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 53.

The square root of 3698906624 is about 60818.6371435599. The cubic root of 3698906624 is about 1546.5280071229.

The spelling of 3698906624 in words is "three billion, six hundred ninety-eight million, nine hundred six thousand, six hundred twenty-four".