2293999 has 4 divisors (see below), whose sum is σ = 2337336. Its totient is φ = 2250664.

The previous prime is 2293981. The next prime is 2294009. The reversal of 2293999 is 9993922.

2293999 = 32² + 33² + ... + 190².

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2293999 is a prime.

It is a d-powerful number, because it can be written as 2³ + 2²¹ + 9 + 3¹¹ + 9⁴ + 9⁴ + 9⁴ .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2293919) 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, 21589 + ... + 21694.

It is an arithmetic number, because the mean of its divisors is an integer number (584334).

2^2293999 is an apocalyptic number.

2293999 is a deficient number, since it is larger than the sum of its proper divisors (43337).

2293999 is an equidigital number, since it uses as much as digits as its factorization.

2293999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43336.

The product of its digits is 78732, while the sum is 43.

The square root of 2293999 is about 1514.5953254913. The cubic root of 2293999 is about 131.8857099184.

The spelling of 2293999 in words is "two million, two hundred ninety-three thousand, nine hundred ninety-nine".