2252291 has 4 divisors (see below), whose sum is σ = 2260272. Its totient is φ = 2244312.

The previous prime is 2252273. The next prime is 2252309. The reversal of 2252291 is 1922522.

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

It is an interprime number because it is at equal distance from previous prime (2252273) and next prime (2252309).

It is a cyclic number.

It is not a de Polignac number, because 2252291 - 2¹⁴ = 2235907 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252221) 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, 3551 + ... + 4136.

It is an arithmetic number, because the mean of its divisors is an integer number (565068).

2^2252291 is an apocalyptic number.

2252291 is a deficient number, since it is larger than the sum of its proper divisors (7981).

2252291 is an equidigital number, since it uses as much as digits as its factorization.

2252291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7980.

The product of its digits is 720, while the sum is 23.

The square root of 2252291 is about 1500.7634723700. The cubic root of 2252291 is about 131.0815295760.

The spelling of 2252291 in words is "two million, two hundred fifty-two thousand, two hundred ninety-one".