3378997 has 2 divisors, whose sum is σ = 3378998. Its totient is φ = 3378996.

The previous prime is 3378967. The next prime is 3379001. The reversal of 3378997 is 7998733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2792241 + 586756 = 1671^2 + 766^2 .

It is a cyclic number.

It is not a de Polignac number, because 3378997 - 2¹¹ = 3376949 is a prime.

It is a super-2 number, since 2×3378997² = 22835241452018, which contains 22 as substring.

3378997 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3378967) 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, 1689498 + 1689499.

It is an arithmetic number, because the mean of its divisors is an integer number (1689499).

Almost surely, 2^3378997 is an apocalyptic number.

It is an amenable number.

3378997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3378997 is an equidigital number, since it uses as much as digits as its factorization.

3378997 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 285768, while the sum is 46.

The square root of 3378997 is about 1838.2048308064. The cubic root of 3378997 is about 150.0591914542.

The spelling of 3378997 in words is "three million, three hundred seventy-eight thousand, nine hundred ninety-seven".