3141731 has 6 divisors (see below), whose sum is σ = 3284820. Its totient is φ = 3004628.

The previous prime is 3141713. The next prime is 3141763. The reversal of 3141731 is 1371413.

It is a happy number.

It is not a de Polignac number, because 3141731 - 2⁶ = 3141667 is a prime.

It is a super-2 number, since 2×3141731² = 19740947352722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3141331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2441 + ... + 3498.

It is an arithmetic number, because the mean of its divisors is an integer number (547470).

Almost surely, 2^3141731 is an apocalyptic number.

3141731 is a deficient number, since it is larger than the sum of its proper divisors (143089).

3141731 is an equidigital number, since it uses as much as digits as its factorization.

3141731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5985 (or 5962 counting only the distinct ones).

The product of its digits is 252, while the sum is 20.

The square root of 3141731 is about 1772.4928772776. The cubic root of 3141731 is about 146.4613386005.

The spelling of 3141731 in words is "three million, one hundred forty-one thousand, seven hundred thirty-one".