115275744 has 96 divisors (see below), whose sum is σ = 339806880. Its totient is φ = 38016000.

The previous prime is 115275731. The next prime is 115275761. The reversal of 115275744 is 447572511.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a junction number, because it is equal to n+sod(n) for n = 115275699 and 115275708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86604 + ... + 87924.

It is an arithmetic number, because the mean of its divisors is an integer number (3539655).

Almost surely, 2^115275744 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 115275744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169903440).

115275744 is an abundant number, since it is smaller than the sum of its proper divisors (224531136).

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

115275744 is a wasteful number, since it uses less digits than its factorization.

115275744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441 (or 1427 counting only the distinct ones).

The product of its digits is 39200, while the sum is 36.

The square root of 115275744 is about 10736.6542274584. The cubic root of 115275744 is about 486.6827775572.

It can be divided in two parts, 11527 and 5744, that added together give a palindrome (17271).

The spelling of 115275744 in words is "one hundred fifteen million, two hundred seventy-five thousand, seven hundred forty-four".