Search a number

8838 has 12 divisors (see below), whose sum is σ = 19188. Its totient is φ = 2940.

The previous prime is 8837. The next prime is 8839. The reversal of 8838 is 8388.

It is an interprime number because it is at equal distance from previous prime (8837) and next prime (8839).

It is a super-2 number, since 2×88382 = 156220488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 228 + ... + 263.

It is an arithmetic number, because the mean of its divisors is an integer number (1599).

28838 is an apocalyptic number.

8838 is an abundant number, since it is smaller than the sum of its proper divisors (10350).

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

8838 is a wasteful number, since it uses less digits than its factorization.

8838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 496 counting only the distinct ones).

The product of its digits is 1536, while the sum is 27.

The square root of 8838 is about 94.0106376960. The cubic root of 8838 is about 20.6752767916.

The spelling of 8838 in words is "eight thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 9 18 491 982 1473 2946 4419 8838