3117942 has 12 divisors (see below), whose sum is σ = 6755580. Its totient is φ = 1039308.

The previous prime is 3117941. The next prime is 3117943. The reversal of 3117942 is 2497113.

It is an interprime number because it is at equal distance from previous prime (3117941) and next prime (3117943).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3117941) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 86592 + ... + 86627.

It is an arithmetic number, because the mean of its divisors is an integer number (562965).

Almost surely, 2^3117942 is an apocalyptic number.

3117942 is an abundant number, since it is smaller than the sum of its proper divisors (3637638).

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

3117942 is a wasteful number, since it uses less digits than its factorization.

3117942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173227 (or 173224 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 3117942 is about 1765.7695206340. The cubic root of 3117942 is about 146.0907361165.

The spelling of 3117942 in words is "three million, one hundred seventeen thousand, nine hundred forty-two".