115404288 has 40 divisors (see below), whose sum is σ = 307448328. Its totient is φ = 38467584.

The previous prime is 115404283. The next prime is 115404293. The reversal of 115404288 is 882404511.

It is an interprime number because it is at equal distance from previous prime (115404283) and next prime (115404293).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115404281) 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 3 ways as a sum of consecutive naturals, for example, 36031 + ... + 39102.

Almost surely, 2^115404288 is an apocalyptic number.

It is an amenable number.

115404288 is an abundant number, since it is smaller than the sum of its proper divisors (192044040).

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

115404288 is an frugal number, since it uses more digits than its factorization.

115404288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75154 (or 75138 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 33.

The square root of 115404288 is about 10742.6387819753. The cubic root of 115404288 is about 486.8636103718.

Adding to 115404288 its reverse (882404511), we get a palindrome (997808799).

The spelling of 115404288 in words is "one hundred fifteen million, four hundred four thousand, two hundred eighty-eight".