4099007 has 4 divisors (see below), whose sum is σ = 4471656. Its totient is φ = 3726360.

The previous prime is 4099001. The next prime is 4099009. The reversal of 4099007 is 7009904.

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

It is not a de Polignac number, because 4099007 - 2¹² = 4094911 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 (4099001) 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, 186308 + ... + 186329.

It is an arithmetic number, because the mean of its divisors is an integer number (1117914).

Almost surely, 2^4099007 is an apocalyptic number.

4099007 is a deficient number, since it is larger than the sum of its proper divisors (372649).

4099007 is a wasteful number, since it uses less digits than its factorization.

4099007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372648.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 4099007 is about 2024.6004544107. The cubic root of 4099007 is about 160.0391440684.

It can be divided in two parts, 409 and 9007, that multiplied together give a palindrome (3683863).

The spelling of 4099007 in words is "four million, ninety-nine thousand, seven".