3340849 has 2 divisors, whose sum is σ = 3340850. Its totient is φ = 3340848.

The previous prime is 3340847. The next prime is 3340853. The reversal of 3340849 is 9480433.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2689600 + 651249 = 1640^2 + 807^2 .

It is a cyclic number.

It is not a de Polignac number, because 3340849 - 2¹ = 3340847 is a prime.

It is a super-2 number, since 2×3340849² = 22322544081602, which contains 22 as substring.

Together with 3340847, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3340849.

It is not a weakly prime, because it can be changed into another prime (3340847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1670424 + 1670425.

It is an arithmetic number, because the mean of its divisors is an integer number (1670425).

Almost surely, 2^3340849 is an apocalyptic number.

It is an amenable number.

3340849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3340849 is an equidigital number, since it uses as much as digits as its factorization.

3340849 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 3340849 is about 1827.7989495565. The cubic root of 3340849 is about 149.4923430939.

It can be divided in two parts, 334084 and 9, that multiplied together give a square (3006756 = 1734²).

The spelling of 3340849 in words is "three million, three hundred forty thousand, eight hundred forty-nine".