8611320 has 32 divisors (see below), whose sum is σ = 25834320. Its totient is φ = 2296320.

The previous prime is 8611307. The next prime is 8611321. The reversal of 8611320 is 231168.

8611320 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8611321) 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, 35761 + ... + 36000.

Almost surely, 2^8611320 is an apocalyptic number.

It is an amenable number.

8611320 is an abundant number, since it is smaller than the sum of its proper divisors (17223000).

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

8611320 is a wasteful number, since it uses less digits than its factorization.

8611320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71775 (or 71771 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 8611320 is about 2934.5050690023. The cubic root of 8611320 is about 204.9698151075.

Adding to 8611320 its reverse (231168), we get a palindrome (8842488).

The spelling of 8611320 in words is "eight million, six hundred eleven thousand, three hundred twenty".