3428897 has 2 divisors, whose sum is σ = 3428898. Its totient is φ = 3428896.

The previous prime is 3428891. The next prime is 3428899. The reversal of 3428897 is 7988243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3400336 + 28561 = 1844^2 + 169^2 .

It is a cyclic number.

It is not a de Polignac number, because 3428897 - 2⁶ = 3428833 is a prime.

Together with 3428899, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3428891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1714448 + 1714449.

It is an arithmetic number, because the mean of its divisors is an integer number (1714449).

Almost surely, 2^3428897 is an apocalyptic number.

It is an amenable number.

3428897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3428897 is an equidigital number, since it uses as much as digits as its factorization.

3428897 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 41.

The square root of 3428897 is about 1851.7281117918. The cubic root of 3428897 is about 150.7942609809.

The spelling of 3428897 in words is "three million, four hundred twenty-eight thousand, eight hundred ninety-seven".