3942882493 has 4 divisors (see below), whose sum is σ = 4301326368. Its totient is φ = 3584438620.

The previous prime is 3942882487. The next prime is 3942882509.

3942882493 is nontrivially palindromic in base 10.

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 not a de Polignac number, because 3942882493 - 2⁹ = 3942881981 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3942882493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942882443) 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, 179221921 + ... + 179221942.

It is an arithmetic number, because the mean of its divisors is an integer number (1075331592).

Almost surely, 2^3942882493 is an apocalyptic number.

It is an amenable number.

3942882493 is a deficient number, since it is larger than the sum of its proper divisors (358443875).

3942882493 is a wasteful number, since it uses less digits than its factorization.

3942882493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358443874.

The product of its digits is 2985984, while the sum is 52.

The square root of 3942882493 is about 62792.3760738515. The cubic root of 3942882493 is about 1579.8091011417.

The spelling of 3942882493 in words is "three billion, nine hundred forty-two million, eight hundred eighty-two thousand, four hundred ninety-three".