3287999 has 8 divisors (see below), whose sum is σ = 3862992. Its totient is φ = 2759040.

The previous prime is 3287989. The next prime is 3288023. The reversal of 3287999 is 9997823.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3287999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3287959) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11354 + ... + 11639.

It is an arithmetic number, because the mean of its divisors is an integer number (482874).

Almost surely, 2^3287999 is an apocalyptic number.

3287999 is a deficient number, since it is larger than the sum of its proper divisors (574993).

3287999 is a wasteful number, since it uses less digits than its factorization.

3287999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23017.

The product of its digits is 244944, while the sum is 47.

The square root of 3287999 is about 1813.2840373201. The cubic root of 3287999 is about 148.6998597573.

The spelling of 3287999 in words is "three million, two hundred eighty-seven thousand, nine hundred ninety-nine".