2365993 has 4 divisors (see below), whose sum is σ = 2704000. Its totient is φ = 2027988.

The previous prime is 2365981. The next prime is 2365997. The reversal of 2365993 is 3995632.

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 2365993 - 2¹³ = 2357801 is a prime.

It is a d-powerful number, because it can be written as 2¹³ + 3¹⁰ + 6⁷ + 5⁹ + 9² + 9⁴ + 3¹⁰ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2365997) 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, 168993 + ... + 169006.

It is an arithmetic number, because the mean of its divisors is an integer number (676000).

2^2365993 is an apocalyptic number.

It is an amenable number.

2365993 is a deficient number, since it is larger than the sum of its proper divisors (338007).

2365993 is an equidigital number, since it uses as much as digits as its factorization.

2365993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338006.

The product of its digits is 43740, while the sum is 37.

The square root of 2365993 is about 1538.1784681889. The cubic root of 2365993 is about 133.2512070638.

The spelling of 2365993 in words is "two million, three hundred sixty-five thousand, nine hundred ninety-three".