3388939 has 2 divisors, whose sum is σ = 3388940. Its totient is φ = 3388938.

The previous prime is 3388921. The next prime is 3388949. The reversal of 3388939 is 9398833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3388939 - 2⁵ = 3388907 is a prime.

It is a super-2 number, since 2×3388939² = 22969815091442, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3388895 and 3388904.

It is not a weakly prime, because it can be changed into another prime (3388949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1694469 + 1694470.

It is an arithmetic number, because the mean of its divisors is an integer number (1694470).

Almost surely, 2^3388939 is an apocalyptic number.

3388939 is a deficient number, since it is larger than the sum of its proper divisors (1).

3388939 is an equidigital number, since it uses as much as digits as its factorization.

3388939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 139968, while the sum is 43.

The square root of 3388939 is about 1840.9071133547. The cubic root of 3388939 is about 150.2062200624.

The spelling of 3388939 in words is "three million, three hundred eighty-eight thousand, nine hundred thirty-nine".