3497999 has 2 divisors, whose sum is σ = 3498000. Its totient is φ = 3497998.

The previous prime is 3497993. The next prime is 3498013. The reversal of 3497999 is 9997943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3497999 - 2⁸ = 3497743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3497993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1748999 + 1749000.

It is an arithmetic number, because the mean of its divisors is an integer number (1749000).

Almost surely, 2^3497999 is an apocalyptic number.

3497999 is a deficient number, since it is larger than the sum of its proper divisors (1).

3497999 is an equidigital number, since it uses as much as digits as its factorization.

3497999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 551124, while the sum is 50.

The square root of 3497999 is about 1870.2938271833. The cubic root of 3497999 is about 151.8005087231.

The spelling of 3497999 in words is "three million, four hundred ninety-seven thousand, nine hundred ninety-nine".