3992344091 has 8 divisors (see below), whose sum is σ = 4136618160. Its totient is φ = 3850623712.

The previous prime is 3992344061. The next prime is 3992344099. The reversal of 3992344091 is 1904432993.

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 3992344091 - 2¹⁴ = 3992327707 is a prime.

It is a super-2 number, since 2×3992344091² = 31877622681885232562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3992344099) 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, 635240 + ... + 641493.

It is an arithmetic number, because the mean of its divisors is an integer number (517077270).

Almost surely, 2^3992344091 is an apocalyptic number.

3992344091 is a deficient number, since it is larger than the sum of its proper divisors (144274069).

3992344091 is a wasteful number, since it uses less digits than its factorization.

3992344091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1276845.

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 3992344091 is about 63184.9989396217. The cubic root of 3992344091 is about 1586.3876553202.

The spelling of 3992344091 in words is "three billion, nine hundred ninety-two million, three hundred forty-four thousand, ninety-one".