3438679 has 2 divisors, whose sum is σ = 3438680. Its totient is φ = 3438678.

The previous prime is 3438671. The next prime is 3438683. The reversal of 3438679 is 9768343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3438679 - 2³ = 3438671 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3438671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1719339 + 1719340.

It is an arithmetic number, because the mean of its divisors is an integer number (1719340).

Almost surely, 2^3438679 is an apocalyptic number.

3438679 is a deficient number, since it is larger than the sum of its proper divisors (1).

3438679 is an equidigital number, since it uses as much as digits as its factorization.

3438679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 108864, while the sum is 40.

The square root of 3438679 is about 1854.3675471707. The cubic root of 3438679 is about 150.9375207504.

The spelling of 3438679 in words is "three million, four hundred thirty-eight thousand, six hundred seventy-nine".