3953487399 has 8 divisors (see below), whose sum is σ = 5360661120. Its totient is φ = 2590985976.

The previous prime is 3953487371. The next prime is 3953487403. The reversal of 3953487399 is 9937843593.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3953487399 - 2⁷ = 3953487271 is a prime.

It is a super-2 number, since 2×3953487399² = 31260125228103570402, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3953487199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11167867 + ... + 11168220.

It is an arithmetic number, because the mean of its divisors is an integer number (670082640).

Almost surely, 2^3953487399 is an apocalyptic number.

3953487399 is a deficient number, since it is larger than the sum of its proper divisors (1407173721).

3953487399 is a wasteful number, since it uses less digits than its factorization.

3953487399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22336149.

The product of its digits is 22044960, while the sum is 60.

The square root of 3953487399 is about 62876.7635856045. The cubic root of 3953487399 is about 1581.2242019798.

The spelling of 3953487399 in words is "three billion, nine hundred fifty-three million, four hundred eighty-seven thousand, three hundred ninety-nine".