3823131 has 16 divisors (see below), whose sum is σ = 5531904. Its totient is φ = 2334624.

The previous prime is 3823117. The next prime is 3823139. The reversal of 3823131 is 1313283.

It is a happy number.

It is not a de Polignac number, because 3823131 - 2⁶ = 3823067 is a prime.

It is a super-2 number, since 2×3823131² = 29232661286322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3823098 and 3823107.

It is not an unprimeable number, because it can be changed into a prime (3823139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6220 + ... + 6806.

It is an arithmetic number, because the mean of its divisors is an integer number (345744).

Almost surely, 2^3823131 is an apocalyptic number.

3823131 is a deficient number, since it is larger than the sum of its proper divisors (1708773).

3823131 is a wasteful number, since it uses less digits than its factorization.

3823131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770.

The product of its digits is 432, while the sum is 21.

The square root of 3823131 is about 1955.2828439896. The cubic root of 3823131 is about 156.3650638319.

The spelling of 3823131 in words is "three million, eight hundred twenty-three thousand, one hundred thirty-one".