2390001 has 8 divisors (see below), whose sum is σ = 3198720. Its totient is φ = 1587312.

The previous prime is 2389993. The next prime is 2390009. The reversal of 2390001 is 1000932.

It is an interprime number because it is at equal distance from previous prime (2389993) and next prime (2390009).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2390001 - 2³ = 2389993 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2390009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 481 + ... + 2238.

It is an arithmetic number, because the mean of its divisors is an integer number (399840).

2^2390001 is an apocalyptic number.

It is an amenable number.

2390001 is a deficient number, since it is larger than the sum of its proper divisors (808719).

2390001 is a wasteful number, since it uses less digits than its factorization.

2390001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3015.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 2390001 is about 1545.9628067971. The cubic root of 2390001 is about 133.7003961980.

Adding to 2390001 its reverse (1000932), we get a palindrome (3390933).

The spelling of 2390001 in words is "two million, three hundred ninety thousand, one".