115746780 has 24 divisors (see below), whose sum is σ = 324091152. Its totient is φ = 30865792.

The previous prime is 115746739. The next prime is 115746781. The reversal of 115746780 is 87647511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115746781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 964497 + ... + 964616.

It is an arithmetic number, because the mean of its divisors is an integer number (13503798).

Almost surely, 2^115746780 is an apocalyptic number.

115746780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115746780 is an abundant number, since it is smaller than the sum of its proper divisors (208344372).

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

115746780 is a wasteful number, since it uses less digits than its factorization.

115746780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929125 (or 1929123 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 39.

The square root of 115746780 is about 10758.5677485435. The cubic root of 115746780 is about 487.3447658273.

The spelling of 115746780 in words is "one hundred fifteen million, seven hundred forty-six thousand, seven hundred eighty".