3318417 has 36 divisors (see below), whose sum is σ = 5434884. Its totient is φ = 1943040.

The previous prime is 3318409. The next prime is 3318421. The reversal of 3318417 is 7148133.

It can be written as a sum of positive squares in 2 ways, for example, as 1218816 + 2099601 = 1104^2 + 1449^2 .

It is not a de Polignac number, because 3318417 - 2³ = 3318409 is a prime.

It is a super-4 number, since 4×3318417⁴ (a number of 27 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is an Ulam number.

Its product of digits (2016) is a multiple of the sum of its prime divisors (84).

It is not an unprimeable number, because it can be changed into a prime (3318817) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80917 + ... + 80957.

It is an arithmetic number, because the mean of its divisors is an integer number (150969).

Almost surely, 2^3318417 is an apocalyptic number.

It is an amenable number.

3318417 is a deficient number, since it is larger than the sum of its proper divisors (2116467).

3318417 is a wasteful number, since it uses less digits than its factorization.

3318417 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 84 counting only the distinct ones).

The product of its digits is 2016, while the sum is 27.

The square root of 3318417 is about 1821.6522719773. The cubic root of 3318417 is about 149.1570046001.

The spelling of 3318417 in words is "three million, three hundred eighteen thousand, four hundred seventeen".