3495731 has 2 divisors, whose sum is σ = 3495732. Its totient is φ = 3495730.

The previous prime is 3495707. The next prime is 3495733. The reversal of 3495731 is 1375943.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3495731 is a prime.

It is a super-2 number, since 2×3495731² = 24440270448722, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 3495733, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3495733) 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 as a sum of consecutive naturals, namely, 1747865 + 1747866.

It is an arithmetic number, because the mean of its divisors is an integer number (1747866).

Almost surely, 2^3495731 is an apocalyptic number.

3495731 is a deficient number, since it is larger than the sum of its proper divisors (1).

3495731 is an equidigital number, since it uses as much as digits as its factorization.

3495731 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 32.

The square root of 3495731 is about 1869.6874070282. The cubic root of 3495731 is about 151.7676939635.

The spelling of 3495731 in words is "three million, four hundred ninety-five thousand, seven hundred thirty-one".