2263251 has 4 divisors (see below), whose sum is σ = 3017672. Its totient is φ = 1508832.

The previous prime is 2263249. The next prime is 2263273. The reversal of 2263251 is 1523622.

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

It is not a de Polignac number, because 2263251 - 2¹ = 2263249 is a prime.

It is a d-powerful number, because it can be written as 2⁴ + 2⁸ + 6⁸ + 3¹⁰ + 2¹⁹ + 5² + 1 .

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2263201) 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, 377206 + ... + 377211.

It is an arithmetic number, because the mean of its divisors is an integer number (754418).

2^2263251 is an apocalyptic number.

2263251 is a deficient number, since it is larger than the sum of its proper divisors (754421).

2263251 is an equidigital number, since it uses as much as digits as its factorization.

2263251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754420.

The product of its digits is 720, while the sum is 21.

The square root of 2263251 is about 1504.4105157835. The cubic root of 2263251 is about 131.2938066924.

Adding to 2263251 its reverse (1523622), we get a palindrome (3786873).

The spelling of 2263251 in words is "two million, two hundred sixty-three thousand, two hundred fifty-one".