3318628 has 6 divisors (see below), whose sum is σ = 5807606. Its totient is φ = 1659312.

The previous prime is 3318613. The next prime is 3318629. The reversal of 3318628 is 8268133.

3318628 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1954404 + 1364224 = 1398^2 + 1168^2 .

It is a super-2 number, since 2×3318628² = 22026583604768, 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 3318628.

It is not an unprimeable number, because it can be changed into a prime (3318629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 414825 + ... + 414832.

Almost surely, 2^3318628 is an apocalyptic number.

It is an amenable number.

3318628 is a deficient number, since it is larger than the sum of its proper divisors (2488978).

3318628 is a wasteful number, since it uses less digits than its factorization.

3318628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 829661 (or 829659 counting only the distinct ones).

The product of its digits is 6912, while the sum is 31.

The square root of 3318628 is about 1821.7101855125. The cubic root of 3318628 is about 149.1601658927.

The spelling of 3318628 in words is "three million, three hundred eighteen thousand, six hundred twenty-eight".