4002593 has 4 divisors (see below), whose sum is σ = 4574400. Its totient is φ = 3430788.

The previous prime is 4002577. The next prime is 4002611. The reversal of 4002593 is 3952004.

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 4002593 - 2⁴ = 4002577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4002553) 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, 285893 + ... + 285906.

It is an arithmetic number, because the mean of its divisors is an integer number (1143600).

Almost surely, 2^4002593 is an apocalyptic number.

It is an amenable number.

4002593 is a deficient number, since it is larger than the sum of its proper divisors (571807).

4002593 is an equidigital number, since it uses as much as digits as its factorization.

4002593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 571806.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 4002593 is about 2000.6481449770. The cubic root of 4002593 is about 158.7743988787.

Adding to 4002593 its reverse (3952004), we get a palindrome (7954597).

The spelling of 4002593 in words is "four million, two thousand, five hundred ninety-three".