2327281 has 4 divisors (see below), whose sum is σ = 2538864. Its totient is φ = 2115700.

The previous prime is 2327257. The next prime is 2327293. The reversal of 2327281 is 1827232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2327281 - 2⁷ = 2327153 is a prime.

It is a super-2 number, since 2×2327281² = 10832473705922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2327251) 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, 105775 + ... + 105796.

It is an arithmetic number, because the mean of its divisors is an integer number (634716).

2^2327281 is an apocalyptic number.

It is an amenable number.

2327281 is a deficient number, since it is larger than the sum of its proper divisors (211583).

2327281 is a wasteful number, since it uses less digits than its factorization.

2327281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211582.

The product of its digits is 1344, while the sum is 25.

The square root of 2327281 is about 1525.5428541998. The cubic root of 2327281 is about 132.5204620114.

The spelling of 2327281 in words is "two million, three hundred twenty-seven thousand, two hundred eighty-one".