3318742 has 8 divisors (see below), whose sum is σ = 5689296. Its totient is φ = 1422312.

The previous prime is 3318719. The next prime is 3318769. The reversal of 3318742 is 2478133.

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

It is a super-2 number, since 2×3318742² = 22028096925128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3318742.

It is a congruent number.

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, 118513 + ... + 118540.

It is an arithmetic number, because the mean of its divisors is an integer number (711162).

Almost surely, 2^3318742 is an apocalyptic number.

3318742 is a deficient number, since it is larger than the sum of its proper divisors (2370554).

3318742 is a wasteful number, since it uses less digits than its factorization.

3318742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237062.

The product of its digits is 4032, while the sum is 28.

The square root of 3318742 is about 1821.7414745238. The cubic root of 3318742 is about 149.1618738338.

The spelling of 3318742 in words is "three million, three hundred eighteen thousand, seven hundred forty-two".