3211138 has 16 divisors (see below), whose sum is σ = 5529024. Its totient is φ = 1370160.

The previous prime is 3211129. The next prime is 3211151. The reversal of 3211138 is 8311123.

It is a super-2 number, since 2×3211138² = 20622814510088, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4528 + ... + 5188.

It is an arithmetic number, because the mean of its divisors is an integer number (345564).

Almost surely, 2^3211138 is an apocalyptic number.

3211138 is a deficient number, since it is larger than the sum of its proper divisors (2317886).

3211138 is a wasteful number, since it uses less digits than its factorization.

3211138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017.

The product of its digits is 144, while the sum is 19.

The square root of 3211138 is about 1791.9648434051. The cubic root of 3211138 is about 147.5320317296.

The spelling of 3211138 in words is "three million, two hundred eleven thousand, one hundred thirty-eight".