3942323449 has 8 divisors (see below), whose sum is σ = 3971987712. Its totient is φ = 3912770880.

The previous prime is 3942323447. The next prime is 3942323519. The reversal of 3942323449 is 9443232493.

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 3942323449 - 2¹ = 3942323447 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3942323447) 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, 43617 + ... + 98929.

It is an arithmetic number, because the mean of its divisors is an integer number (496498464).

Almost surely, 2^3942323449 is an apocalyptic number.

It is an amenable number.

3942323449 is a deficient number, since it is larger than the sum of its proper divisors (29664263).

3942323449 is a wasteful number, since it uses less digits than its factorization.

3942323449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55847.

The product of its digits is 559872, while the sum is 43.

The square root of 3942323449 is about 62787.9243883726. The cubic root of 3942323449 is about 1579.7344328801.

The spelling of 3942323449 in words is "three billion, nine hundred forty-two million, three hundred twenty-three thousand, four hundred forty-nine".