3118642 has 8 divisors (see below), whose sum is σ = 4734576. Its totient is φ = 1540452.

The previous prime is 3118637. The next prime is 3118651. The reversal of 3118642 is 2468113.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9228 + ... + 9559.

It is an arithmetic number, because the mean of its divisors is an integer number (591822).

Almost surely, 2^3118642 is an apocalyptic number.

3118642 is a deficient number, since it is larger than the sum of its proper divisors (1615934).

3118642 is a wasteful number, since it uses less digits than its factorization.

3118642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18872.

The product of its digits is 1152, while the sum is 25.

The square root of 3118642 is about 1765.9677233744. The cubic root of 3118642 is about 146.1016680992.

The spelling of 3118642 in words is "three million, one hundred eighteen thousand, six hundred forty-two".