2233993 has 2 divisors, whose sum is σ = 2233994. Its totient is φ = 2233992.

The previous prime is 2233969. The next prime is 2233999. The reversal of 2233993 is 3993322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1411344 + 822649 = 1188^2 + 907^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233993 - 2⁵ = 2233961 is a prime.

It is not a weakly prime, because it can be changed into another prime (2233999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116996 + 1116997.

It is an arithmetic number, because the mean of its divisors is an integer number (1116997).

2^2233993 is an apocalyptic number.

It is an amenable number.

2233993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2233993 is an equidigital number, since it uses as much as digits as its factorization.

2233993 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8748, while the sum is 31.

The square root of 2233993 is about 1494.6548096467. The cubic root of 2233993 is about 130.7255876098.

The spelling of 2233993 in words is "two million, two hundred thirty-three thousand, nine hundred ninety-three".