3490843 has 2 divisors, whose sum is σ = 3490844. Its totient is φ = 3490842.

The previous prime is 3490841. The next prime is 3490859. The reversal of 3490843 is 3480943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3490843 - 2¹ = 3490841 is a prime.

Together with 3490841, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3490841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745421 + 1745422.

It is an arithmetic number, because the mean of its divisors is an integer number (1745422).

Almost surely, 2^3490843 is an apocalyptic number.

3490843 is a deficient number, since it is larger than the sum of its proper divisors (1).

3490843 is an equidigital number, since it uses as much as digits as its factorization.

3490843 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 3490843 is about 1868.3797793811. The cubic root of 3490843 is about 151.6969232126.

The spelling of 3490843 in words is "three million, four hundred ninety thousand, eight hundred forty-three".