5999001 has 4 divisors (see below), whose sum is σ = 7998672. Its totient is φ = 3999332.

The previous prime is 5998987. The next prime is 5999009. The reversal of 5999001 is 1009995.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5999001 - 2⁷ = 5998873 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (5999009) 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, 999831 + ... + 999836.

It is an arithmetic number, because the mean of its divisors is an integer number (1999668).

Almost surely, 2^5999001 is an apocalyptic number.

It is an amenable number.

5999001 is a deficient number, since it is larger than the sum of its proper divisors (1999671).

5999001 is a wasteful number, since it uses less digits than its factorization.

5999001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1999670.

The product of its (nonzero) digits is 3645, while the sum is 33.

The square root of 5999001 is about 2449.2858142732. The cubic root of 5999001 is about 181.7019737042.

The spelling of 5999001 in words is "five million, nine hundred ninety-nine thousand, one".