3970321793 has 4 divisors (see below), whose sum is σ = 3971335728. Its totient is φ = 3969307860.

The previous prime is 3970321769. The next prime is 3970321799. The reversal of 3970321793 is 3971230793.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3970321793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3970321799) 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, 501071 + ... + 508932.

It is an arithmetic number, because the mean of its divisors is an integer number (992833932).

Almost surely, 2^3970321793 is an apocalyptic number.

It is an amenable number.

3970321793 is a deficient number, since it is larger than the sum of its proper divisors (1013935).

3970321793 is a wasteful number, since it uses less digits than its factorization.

3970321793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1013934.

The product of its (nonzero) digits is 214326, while the sum is 44.

The square root of 3970321793 is about 63010.4895473762. The cubic root of 3970321793 is about 1583.4653674369.

The spelling of 3970321793 in words is "three billion, nine hundred seventy million, three hundred twenty-one thousand, seven hundred ninety-three".