3958340393 has 32 divisors (see below), whose sum is σ = 4724160000. Its totient is φ = 3314400768.

The previous prime is 3958340317. The next prime is 3958340417. The reversal of 3958340393 is 3930438593.

It is not a de Polignac number, because 3958340393 - 2¹⁴ = 3958324009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3958340693) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2828708 + ... + 2830106.

It is an arithmetic number, because the mean of its divisors is an integer number (147630000).

Almost surely, 2^3958340393 is an apocalyptic number.

It is an amenable number.

3958340393 is a deficient number, since it is larger than the sum of its proper divisors (765819607).

3958340393 is a wasteful number, since it uses less digits than its factorization.

3958340393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606 (or 1592 counting only the distinct ones).

The product of its (nonzero) digits is 1049760, while the sum is 47.

The square root of 3958340393 is about 62915.3430651061. The cubic root of 3958340393 is about 1581.8709334233.

The spelling of 3958340393 in words is "three billion, nine hundred fifty-eight million, three hundred forty thousand, three hundred ninety-three".