11834388 has 36 divisors (see below), whose sum is σ = 30232020. Its totient is φ = 3902976.

The previous prime is 11834353. The next prime is 11834393. The reversal of 11834388 is 88343811.

It can be written as a sum of positive squares in 2 ways, for example, as 9072144 + 2762244 = 3012^2 + 1662^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1798 + ... + 5186.

Almost surely, 2^11834388 is an apocalyptic number.

11834388 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11834388 is an abundant number, since it is smaller than the sum of its proper divisors (18397632).

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

11834388 is a wasteful number, since it uses less digits than its factorization.

11834388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3496 (or 3491 counting only the distinct ones).

The product of its digits is 18432, while the sum is 36.

The square root of 11834388 is about 3440.1145329771. The cubic root of 11834388 is about 227.8847524664.

The spelling of 11834388 in words is "eleven million, eight hundred thirty-four thousand, three hundred eighty-eight".