4099447 has 4 divisors (see below), whose sum is σ = 4472136. Its totient is φ = 3726760.

The previous prime is 4099441. The next prime is 4099463. The reversal of 4099447 is 7449904.

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 4099447 - 2¹⁵ = 4066679 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 (4099441) 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, 186328 + ... + 186349.

It is an arithmetic number, because the mean of its divisors is an integer number (1118034).

Almost surely, 2^4099447 is an apocalyptic number.

4099447 is a deficient number, since it is larger than the sum of its proper divisors (372689).

4099447 is a wasteful number, since it uses less digits than its factorization.

4099447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372688.

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 4099447 is about 2024.7091149101. The cubic root of 4099447 is about 160.0448702280.

It can be divided in two parts, 40994 and 47, that added together give a triangular number (41041 = T₂₈₆).

The spelling of 4099447 in words is "four million, ninety-nine thousand, four hundred forty-seven".