4049599 has 4 divisors (see below), whose sum is σ = 4059640. Its totient is φ = 4039560.

The previous prime is 4049593. The next prime is 4049609. The reversal of 4049599 is 9959404.

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

It is a cyclic number.

It is not a de Polignac number, because 4049599 - 2⁷ = 4049471 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 (4049593) 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, 4389 + ... + 5230.

It is an arithmetic number, because the mean of its divisors is an integer number (1014910).

Almost surely, 2^4049599 is an apocalyptic number.

4049599 is a deficient number, since it is larger than the sum of its proper divisors (10041).

4049599 is an equidigital number, since it uses as much as digits as its factorization.

4049599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10040.

The product of its (nonzero) digits is 58320, while the sum is 40.

The square root of 4049599 is about 2012.3615480326. The cubic root of 4049599 is about 159.3935243879.

The spelling of 4049599 in words is "four million, forty-nine thousand, five hundred ninety-nine".