3409279 has 2 divisors, whose sum is σ = 3409280. Its totient is φ = 3409278.

The previous prime is 3409277. The next prime is 3409283. The reversal of 3409279 is 9729043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3409279 - 2¹ = 3409277 is a prime.

Together with 3409277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3409271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1704639 + 1704640.

It is an arithmetic number, because the mean of its divisors is an integer number (1704640).

Almost surely, 2^3409279 is an apocalyptic number.

3409279 is a deficient number, since it is larger than the sum of its proper divisors (1).

3409279 is an equidigital number, since it uses as much as digits as its factorization.

3409279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3409279 is about 1846.4232992464. The cubic root of 3409279 is about 150.5061273503.

The spelling of 3409279 in words is "three million, four hundred nine thousand, two hundred seventy-nine".