3934792321 has 8 divisors (see below), whose sum is σ = 4106571840. Its totient is φ = 3763071312.

The previous prime is 3934792319. The next prime is 3934792331. The reversal of 3934792321 is 1232974393.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3934792321 - 2¹ = 3934792319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3934792331) 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, 175570 + ... + 196708.

It is an arithmetic number, because the mean of its divisors is an integer number (513321480).

Almost surely, 2^3934792321 is an apocalyptic number.

It is an amenable number.

3934792321 is a deficient number, since it is larger than the sum of its proper divisors (171779519).

3934792321 is a wasteful number, since it uses less digits than its factorization.

3934792321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29255.

The product of its digits is 244944, while the sum is 43.

The square root of 3934792321 is about 62727.9229769327. The cubic root of 3934792321 is about 1578.7278550535.

The spelling of 3934792321 in words is "three billion, nine hundred thirty-four million, seven hundred ninety-two thousand, three hundred twenty-one".