3992436957 has 8 divisors (see below), whose sum is σ = 5413474080. Its totient is φ = 2616512240.

The previous prime is 3992436919. The next prime is 3992436967. The reversal of 3992436957 is 7596342993.

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 3992436957 - 2¹² = 3992432861 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3992436897 and 3992436906.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992436967) 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, 11277894 + ... + 11278247.

It is an arithmetic number, because the mean of its divisors is an integer number (676684260).

Almost surely, 2^3992436957 is an apocalyptic number.

It is an amenable number.

3992436957 is a deficient number, since it is larger than the sum of its proper divisors (1421037123).

3992436957 is a wasteful number, since it uses less digits than its factorization.

3992436957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22556203.

The product of its digits is 11022480, while the sum is 57.

The square root of 3992436957 is about 63185.7338091440. The cubic root of 3992436957 is about 1586.3999555571.

The spelling of 3992436957 in words is "three billion, nine hundred ninety-two million, four hundred thirty-six thousand, nine hundred fifty-seven".