3953487398 has 16 divisors (see below), whose sum is σ = 6779243040. Its totient is φ = 1693892736.

The previous prime is 3953487371. The next prime is 3953487403. The reversal of 3953487398 is 8937843593.

It is a super-2 number, since 2×3953487398² = 31260125212289620808, 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 7 ways as a sum of consecutive naturals, for example, 18140 + ... + 90752.

It is an arithmetic number, because the mean of its divisors is an integer number (423702690).

Almost surely, 2^3953487398 is an apocalyptic number.

3953487398 is a deficient number, since it is larger than the sum of its proper divisors (2825755642).

3953487398 is a wasteful number, since it uses less digits than its factorization.

3953487398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76511.

The product of its digits is 19595520, while the sum is 59.

The square root of 3953487398 is about 62876.7635776524. The cubic root of 3953487398 is about 1581.2242018465.

The spelling of 3953487398 in words is "three billion, nine hundred fifty-three million, four hundred eighty-seven thousand, three hundred ninety-eight".