4259999 has 4 divisors (see below), whose sum is σ = 4275336. Its totient is φ = 4244664.

The previous prime is 4259951. The next prime is 4260001. The reversal of 4259999 is 9999524.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4259999 is a prime.

It is a Duffinian number.

4259999 is a modest number, since divided by 9999 gives 425 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4259909) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7244 + ... + 7809.

It is an arithmetic number, because the mean of its divisors is an integer number (1068834).

Almost surely, 2^4259999 is an apocalyptic number.

4259999 is a deficient number, since it is larger than the sum of its proper divisors (15337).

4259999 is a wasteful number, since it uses less digits than its factorization.

4259999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15336.

The product of its digits is 262440, while the sum is 47.

The square root of 4259999 is about 2063.9765018042. The cubic root of 4259999 is about 162.1075214675.

The spelling of 4259999 in words is "four million, two hundred fifty-nine thousand, nine hundred ninety-nine".