3318427 has 6 divisors (see below), whose sum is σ = 3860268. Its totient is φ = 2844324.

The previous prime is 3318421. The next prime is 3318431. The reversal of 3318427 is 7248133.

3318427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3318427 - 2⁷ = 3318299 is a prime.

It is a super-2 number, since 2×3318427² = 22023915508658, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3318395 and 3318404.

It is not an unprimeable number, because it can be changed into a prime (3318421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33813 + ... + 33910.

It is an arithmetic number, because the mean of its divisors is an integer number (643378).

Almost surely, 2^3318427 is an apocalyptic number.

3318427 is a deficient number, since it is larger than the sum of its proper divisors (541841).

3318427 is an equidigital number, since it uses as much as digits as its factorization.

3318427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67737 (or 67730 counting only the distinct ones).

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

The square root of 3318427 is about 1821.6550167362. The cubic root of 3318427 is about 149.1571544274.

The spelling of 3318427 in words is "three million, three hundred eighteen thousand, four hundred twenty-seven".