2284431 has 4 divisors (see below), whose sum is σ = 3045912. Its totient is φ = 1522952.

The previous prime is 2284423. The next prime is 2284441. The reversal of 2284431 is 1344822.

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

It is a cyclic number.

It is not a de Polignac number, because 2284431 - 2³ = 2284423 is a prime.

It is a super-2 number, since 2×2284431² = 10437249987522, which contains 22 as substring.

It is a D-number.

2284431 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2284441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380736 + ... + 380741.

It is an arithmetic number, because the mean of its divisors is an integer number (761478).

2^2284431 is an apocalyptic number.

2284431 is a deficient number, since it is larger than the sum of its proper divisors (761481).

2284431 is an equidigital number, since it uses as much as digits as its factorization.

2284431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761480.

The product of its digits is 1536, while the sum is 24.

The square root of 2284431 is about 1511.4334255931. The cubic root of 2284431 is about 131.7020944741.

The spelling of 2284431 in words is "two million, two hundred eighty-four thousand, four hundred thirty-one".