3249942842 has 4 divisors (see below), whose sum is σ = 4874914266. Its totient is φ = 1624971420.

The previous prime is 3249942823. The next prime is 3249942863. The reversal of 3249942842 is 2482499423.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2984546161 + 265396681 = 54631^2 + 16291^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 812485709 + ... + 812485712.

Almost surely, 2^3249942842 is an apocalyptic number.

3249942842 is a deficient number, since it is larger than the sum of its proper divisors (1624971424).

3249942842 is a wasteful number, since it uses less digits than its factorization.

3249942842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1624971423.

The product of its digits is 995328, while the sum is 47.

The square root of 3249942842 is about 57008.2699439301. The cubic root of 3249942842 is about 1481.2393505451.

The spelling of 3249942842 in words is "three billion, two hundred forty-nine million, nine hundred forty-two thousand, eight hundred forty-two".