3142391694 has 32 divisors (see below), whose sum is σ = 6986563584. Its totient is φ = 935699040.

The previous prime is 3142391683. The next prime is 3142391701. The reversal of 3142391694 is 4961932413.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647374 + ... + 652209.

It is an arithmetic number, because the mean of its divisors is an integer number (218330112).

Almost surely, 2^3142391694 is an apocalyptic number.

3142391694 is an abundant number, since it is smaller than the sum of its proper divisors (3844171890).

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

3142391694 is a wasteful number, since it uses less digits than its factorization.

3142391694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1299632.

The product of its digits is 139968, while the sum is 42.

The square root of 3142391694 is about 56057.0396471308. The cubic root of 3142391694 is about 1464.7160463380.

The spelling of 3142391694 in words is "three billion, one hundred forty-two million, three hundred ninety-one thousand, six hundred ninety-four".