115826520 has 64 divisors (see below), whose sum is σ = 355576320. Its totient is φ = 30167424.

The previous prime is 115826449. The next prime is 115826521. The reversal of 115826520 is 25628511.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115826521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6064 + ... + 16383.

It is an arithmetic number, because the mean of its divisors is an integer number (5555880).

Almost surely, 2^115826520 is an apocalyptic number.

115826520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115826520 is an abundant number, since it is smaller than the sum of its proper divisors (239749800).

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

115826520 is a wasteful number, since it uses less digits than its factorization.

115826520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22504 (or 22500 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 115826520 is about 10762.2729941216. The cubic root of 115826520 is about 487.4566536081.

The spelling of 115826520 in words is "one hundred fifteen million, eight hundred twenty-six thousand, five hundred twenty".