3934417393 has 4 divisors (see below), whose sum is σ = 3978624420. Its totient is φ = 3890210368.

The previous prime is 3934417363. The next prime is 3934417411. The reversal of 3934417393 is 3937144393.

It is a happy number.

3934417393 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 381303729 + 3553113664 = 19527^2 + 59608^2 .

It is a cyclic number.

It is not a de Polignac number, because 3934417393 - 2¹³ = 3934409201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3934417363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22103380 + ... + 22103557.

It is an arithmetic number, because the mean of its divisors is an integer number (994656105).

Almost surely, 2^3934417393 is an apocalyptic number.

It is an amenable number.

3934417393 is a deficient number, since it is larger than the sum of its proper divisors (44207027).

3934417393 is an equidigital number, since it uses as much as digits as its factorization.

3934417393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44207026.

The product of its digits is 734832, while the sum is 46.

The square root of 3934417393 is about 62724.9343801968. The cubic root of 3934417393 is about 1578.6777102572.

The spelling of 3934417393 in words is "three billion, nine hundred thirty-four million, four hundred seventeen thousand, three hundred ninety-three".