3935218 has 16 divisors (see below), whose sum is σ = 6814080. Its totient is φ = 1669536.

The previous prime is 3935207. The next prime is 3935219. The reversal of 3935218 is 8125393.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3935218.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3935219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78 + ... + 2806.

It is an arithmetic number, because the mean of its divisors is an integer number (425880).

Almost surely, 2^3935218 is an apocalyptic number.

3935218 is a deficient number, since it is larger than the sum of its proper divisors (2878862).

3935218 is a wasteful number, since it uses less digits than its factorization.

3935218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2841.

The product of its digits is 6480, while the sum is 31.

The square root of 3935218 is about 1983.7383900101. The cubic root of 3935218 is about 157.8784783688.

The spelling of 3935218 in words is "three million, nine hundred thirty-five thousand, two hundred eighteen".