3698949424 has 40 divisors (see below), whose sum is σ = 7489386720. Its totient is φ = 1766443008.

The previous prime is 3698949379. The next prime is 3698949427. The reversal of 3698949424 is 4249498963.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3698949427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253824 + ... + 268000.

It is an arithmetic number, because the mean of its divisors is an integer number (187234668).

Almost surely, 2^3698949424 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 3698949424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3744693360).

3698949424 is an abundant number, since it is smaller than the sum of its proper divisors (3790437296).

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

3698949424 is a wasteful number, since it uses less digits than its factorization.

3698949424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14917 (or 14911 counting only the distinct ones).

The product of its digits is 13436928, while the sum is 58.

The square root of 3698949424 is about 60818.9890083681. The cubic root of 3698949424 is about 1546.5339720517.

The spelling of 3698949424 in words is "three billion, six hundred ninety-eight million, nine hundred forty-nine thousand, four hundred twenty-four".