3159642 has 16 divisors (see below), whose sum is σ = 6409152. Its totient is φ = 1038240.

The previous prime is 3159641. The next prime is 3159647. The reversal of 3159642 is 2469513.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3159641) 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, 3283 + ... + 4134.

It is an arithmetic number, because the mean of its divisors is an integer number (400572).

Almost surely, 2^3159642 is an apocalyptic number.

3159642 is an abundant number, since it is smaller than the sum of its proper divisors (3249510).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3159642 is a wasteful number, since it uses less digits than its factorization.

3159642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7493.

The product of its digits is 6480, while the sum is 30.

The square root of 3159642 is about 1777.5381852439. The cubic root of 3159642 is about 146.7391365916.

The spelling of 3159642 in words is "three million, one hundred fifty-nine thousand, six hundred forty-two".