3440897 has 2 divisors, whose sum is σ = 3440898. Its totient is φ = 3440896.

The previous prime is 3440893. The next prime is 3440929. The reversal of 3440897 is 7980443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2283121 + 1157776 = 1511^2 + 1076^2 .

It is an emirp because it is prime and its reverse (7980443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3440897 - 2² = 3440893 is a prime.

It is not a weakly prime, because it can be changed into another prime (3440893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1720448 + 1720449.

It is an arithmetic number, because the mean of its divisors is an integer number (1720449).

Almost surely, 2^3440897 is an apocalyptic number.

It is an amenable number.

3440897 is a deficient number, since it is larger than the sum of its proper divisors (1).

3440897 is an equidigital number, since it uses as much as digits as its factorization.

3440897 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 3440897 is about 1854.9654983314. The cubic root of 3440897 is about 150.9699661039.

The spelling of 3440897 in words is "three million, four hundred forty thousand, eight hundred ninety-seven".