2304531 has 20 divisors (see below), whose sum is σ = 3595152. Its totient is φ = 1468368.

The previous prime is 2304527. The next prime is 2304541. The reversal of 2304531 is 1354032.

It is not a de Polignac number, because 2304531 - 2² = 2304527 is a prime.

It is a super-2 number, since 2×2304531² = 10621726259922, which contains 22 as substring.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (2304521) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1245 + ... + 2481.

2^2304531 is an apocalyptic number.

2304531 is a deficient number, since it is larger than the sum of its proper divisors (1290621).

2304531 is a wasteful number, since it uses less digits than its factorization.

2304531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272 (or 1263 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 2304531 is about 1518.0681802870. The cubic root of 2304531 is about 132.0872357237.

Adding to 2304531 its reverse (1354032), we get a palindrome (3658563).

It can be divided in two parts, 230 and 4531, that added together give a square (4761 = 69²).

The spelling of 2304531 in words is "two million, three hundred four thousand, five hundred thirty-one".