115784628 has 48 divisors (see below), whose sum is σ = 279928320. Its totient is φ = 37209600.

The previous prime is 115784611. The next prime is 115784629. The reversal of 115784628 is 826487511.

It is a self number, because there is not a number n which added to its sum of digits gives 115784628.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115784629) 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, 151768 + ... + 152528.

It is an arithmetic number, because the mean of its divisors is an integer number (5831840).

Almost surely, 2^115784628 is an apocalyptic number.

It is an amenable number.

115784628 is an abundant number, since it is smaller than the sum of its proper divisors (164143692).

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

115784628 is a wasteful number, since it uses less digits than its factorization.

115784628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1208 (or 1206 counting only the distinct ones).

The product of its digits is 107520, while the sum is 42.

The square root of 115784628 is about 10760.3265749697. The cubic root of 115784628 is about 487.3978789380.

The spelling of 115784628 in words is "one hundred fifteen million, seven hundred eighty-four thousand, six hundred twenty-eight".