2399001 has 16 divisors (see below), whose sum is σ = 3521280. Its totient is φ = 1440720.

The previous prime is 2398987. The next prime is 2399011. The reversal of 2399001 is 1009932.

It is a happy number.

It is not a de Polignac number, because 2399001 - 2¹³ = 2390809 is a prime.

It is a super-3 number, since 3×2399001³ = 41420233393830591003, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2399011) 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, 4326 + ... + 4848.

It is an arithmetic number, because the mean of its divisors is an integer number (220080).

2^2399001 is an apocalyptic number.

It is an amenable number.

2399001 is a deficient number, since it is larger than the sum of its proper divisors (1122279).

2399001 is a wasteful number, since it uses less digits than its factorization.

2399001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676.

The product of its (nonzero) digits is 486, while the sum is 24.

The square root of 2399001 is about 1548.8708790600. The cubic root of 2399001 is about 133.8680106739.

The spelling of 2399001 in words is "two million, three hundred ninety-nine thousand, one".