3430831 has 2 divisors, whose sum is σ = 3430832. Its totient is φ = 3430830.

The previous prime is 3430829. The next prime is 3430873. The reversal of 3430831 is 1380343.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3430831 - 2¹ = 3430829 is a prime.

It is a super-2 number, since 2×3430831² = 23541202701122, which contains 22 as substring.

Together with 3430829, it forms a pair of twin primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3430331) 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, 1715415 + 1715416.

It is an arithmetic number, because the mean of its divisors is an integer number (1715416).

Almost surely, 2^3430831 is an apocalyptic number.

3430831 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430831 is an equidigital number, since it uses as much as digits as its factorization.

3430831 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 3430831 is about 1852.2502530706. The cubic root of 3430831 is about 150.8226064700.

The spelling of 3430831 in words is "three million, four hundred thirty thousand, eight hundred thirty-one".