3409999 has 2 divisors, whose sum is σ = 3410000. Its totient is φ = 3409998.

The previous prime is 3409981. The next prime is 3410009. The reversal of 3409999 is 9999043.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3409999 - 2¹³ = 3401807 is a prime.

3409999 is a modest number, since divided by 9999 gives 340 as remainder.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3409099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1704999 + 1705000.

It is an arithmetic number, because the mean of its divisors is an integer number (1705000).

Almost surely, 2^3409999 is an apocalyptic number.

3409999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3409999 is an equidigital number, since it uses as much as digits as its factorization.

3409999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 43.

The square root of 3409999 is about 1846.6182604967. The cubic root of 3409999 is about 150.5167216513.

The spelling of 3409999 in words is "three million, four hundred nine thousand, nine hundred ninety-nine".