2233493 has 4 divisors (see below), whose sum is σ = 2310540. Its totient is φ = 2156448.

The previous prime is 2233489. The next prime is 2233499. The reversal of 2233493 is 3943322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1747684 + 485809 = 1322^2 + 697^2 .

It is a cyclic number.

It is not a de Polignac number, because 2233493 - 2² = 2233489 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2233499) 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, 38480 + ... + 38537.

It is an arithmetic number, because the mean of its divisors is an integer number (577635).

2^2233493 is an apocalyptic number.

It is an amenable number.

2233493 is a deficient number, since it is larger than the sum of its proper divisors (77047).

2233493 is an equidigital number, since it uses as much as digits as its factorization.

2233493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77046.

The product of its digits is 3888, while the sum is 26.

The square root of 2233493 is about 1494.4875375860. The cubic root of 2233493 is about 130.7158341219.

The spelling of 2233493 in words is "two million, two hundred thirty-three thousand, four hundred ninety-three".