4059999 has 12 divisors (see below), whose sum is σ = 5952856. Its totient is φ = 2665872.

The previous prime is 4059953. The next prime is 4060009. The reversal of 4059999 is 9999504.

It is a happy number.

It is not a de Polignac number, because 4059999 - 2⁷ = 4059871 is a prime.

It is a Duffinian number.

4059999 is a modest number, since divided by 9999 gives 405 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4059919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2764 + ... + 3969.

Almost surely, 2^4059999 is an apocalyptic number.

4059999 is a deficient number, since it is larger than the sum of its proper divisors (1892857).

4059999 is a wasteful number, since it uses less digits than its factorization.

4059999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6806 (or 6803 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The square root of 4059999 is about 2014.9439198151. The cubic root of 4059999 is about 159.5298568662.

It can be divided in two parts, 405 and 9999, that added together give a square (10404 = 102²).

The spelling of 4059999 in words is "four million, fifty-nine thousand, nine hundred ninety-nine".