4506999 has 16 divisors (see below), whose sum is σ = 6916608. Its totient is φ = 2557152.

The previous prime is 4506991. The next prime is 4507003. The reversal of 4506999 is 9996054.

It is a happy number.

It is not a de Polignac number, because 4506999 - 2³ = 4506991 is a prime.

4506999 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4506999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4506991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2614 + ... + 3980.

It is an arithmetic number, because the mean of its divisors is an integer number (432288).

Almost surely, 2^4506999 is an apocalyptic number.

4506999 is a deficient number, since it is larger than the sum of its proper divisors (2409609).

4506999 is a wasteful number, since it uses less digits than its factorization.

4506999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1534.

The product of its (nonzero) digits is 87480, while the sum is 42.

The square root of 4506999 is about 2122.9693827279. The cubic root of 4506999 is about 165.1819113996.

The spelling of 4506999 in words is "four million, five hundred six thousand, nine hundred ninety-nine".