115378776 has 64 divisors (see below), whose sum is σ = 330854400. Its totient is φ = 37216800.

The previous prime is 115378759. The next prime is 115378777. The reversal of 115378776 is 677873511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115378777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1920 + ... + 15311.

It is an arithmetic number, because the mean of its divisors is an integer number (5169600).

Almost surely, 2^115378776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115378776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165427200).

115378776 is an abundant number, since it is smaller than the sum of its proper divisors (215475624).

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

115378776 is a wasteful number, since it uses less digits than its factorization.

115378776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17277 (or 17267 counting only the distinct ones).

The product of its digits is 246960, while the sum is 45.

The square root of 115378776 is about 10741.4512985909. The cubic root of 115378776 is about 486.8277313474.

The spelling of 115378776 in words is "one hundred fifteen million, three hundred seventy-eight thousand, seven hundred seventy-six".