3370621 has 2 divisors, whose sum is σ = 3370622. Its totient is φ = 3370620.

The previous prime is 3370597. The next prime is 3370637. The reversal of 3370621 is 1260733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2604996 + 765625 = 1614^2 + 875^2 .

It is an emirp because it is prime and its reverse (1260733) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3370621 - 2⁹ = 3370109 is a prime.

It is a super-2 number, since 2×3370621² = 22722171851282, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3370592 and 3370601.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3370691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1685310 + 1685311.

It is an arithmetic number, because the mean of its divisors is an integer number (1685311).

Almost surely, 2^3370621 is an apocalyptic number.

It is an amenable number.

3370621 is a deficient number, since it is larger than the sum of its proper divisors (1).

3370621 is an equidigital number, since it uses as much as digits as its factorization.

3370621 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 3370621 is about 1835.9251074050. The cubic root of 3370621 is about 149.9350978480.

The spelling of 3370621 in words is "three million, three hundred seventy thousand, six hundred twenty-one".