2604231 has 24 divisors (see below), whose sum is σ = 4461184. Its totient is φ = 1487160.

The previous prime is 2604227. The next prime is 2604253. The reversal of 2604231 is 1324062.

It is a happy number.

It is not a de Polignac number, because 2604231 - 2² = 2604227 is a prime.

It is a super-2 number, since 2×2604231² = 13564038202722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2604211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 936 + ... + 2466.

2^2604231 is an apocalyptic number.

2604231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2604231 is a deficient number, since it is larger than the sum of its proper divisors (1856953).

2604231 is an equidigital number, since it uses as much as digits as its factorization.

2604231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553 (or 1541 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2604231 is about 1613.7629937509. The cubic root of 2604231 is about 137.5814349559.

Adding to 2604231 its reverse (1324062), we get a palindrome (3928293).

The spelling of 2604231 in words is "two million, six hundred four thousand, two hundred thirty-one".