2641236 has 24 divisors (see below), whose sum is σ = 6637344. Its totient is φ = 812640.

The previous prime is 2641217. The next prime is 2641237. The reversal of 2641236 is 6321462.

It is a super-2 number, since 2×2641236² = 13952255215392, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2641237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8310 + ... + 8621.

It is an arithmetic number, because the mean of its divisors is an integer number (276556).

2^2641236 is an apocalyptic number.

2641236 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2641236 is an abundant number, since it is smaller than the sum of its proper divisors (3996108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2641236 is a wasteful number, since it uses less digits than its factorization.

2641236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16951 (or 16949 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 2641236 is about 1625.1879891262. The cubic root of 2641236 is about 138.2300301318.

Adding to 2641236 its reverse (6321462), we get a palindrome (8962698).

The spelling of 2641236 in words is "two million, six hundred forty-one thousand, two hundred thirty-six".