3953394417 has 8 divisors (see below), whose sum is σ = 6024220096. Its totient is φ = 2259082512.

The previous prime is 3953394397. The next prime is 3953394427. The reversal of 3953394417 is 7144933593.

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

It is not a de Polignac number, because 3953394417 - 2¹¹ = 3953392369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3953394427) 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, 94128418 + ... + 94128459.

It is an arithmetic number, because the mean of its divisors is an integer number (753027512).

Almost surely, 2^3953394417 is an apocalyptic number.

It is an amenable number.

3953394417 is a deficient number, since it is larger than the sum of its proper divisors (2070825679).

3953394417 is a wasteful number, since it uses less digits than its factorization.

3953394417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188256887.

The product of its digits is 1224720, while the sum is 48.

The square root of 3953394417 is about 62876.0241825133. The cubic root of 3953394417 is about 1581.2118056213.

The spelling of 3953394417 in words is "three billion, nine hundred fifty-three million, three hundred ninety-four thousand, four hundred seventeen".