3975318 has 40 divisors (see below), whose sum is σ = 9095328. Its totient is φ = 1297296.

The previous prime is 3975289. The next prime is 3975341. The reversal of 3975318 is 8135793.

3975318 = 17² + 18² + ... + 228².

3975318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3975318² = 31606306402248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 19 ways as a sum of consecutive naturals, for example, 8355 + ... + 8817.

Almost surely, 2^3975318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3975318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4547664).

3975318 is an abundant number, since it is smaller than the sum of its proper divisors (5120010).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3975318 is a wasteful number, since it uses less digits than its factorization.

3975318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 521 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 3975318 is about 1993.8199517509. The cubic root of 3975318 is about 158.4129293854.

It can be divided in two parts, 39 and 75318, that added together give a palindrome (75357).

The spelling of 3975318 in words is "three million, nine hundred seventy-five thousand, three hundred eighteen".