115940224 has 16 divisors (see below), whose sum is σ = 230974920. Its totient is φ = 57970048.

The previous prime is 115940197. The next prime is 115940249. The reversal of 115940224 is 422049511.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 115940192 and 115940201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452764 + ... + 453019.

Almost surely, 2^115940224 is an apocalyptic number.

It is an amenable number.

115940224 is a deficient number, since it is larger than the sum of its proper divisors (115034696).

115940224 is an frugal number, since it uses more digits than its factorization.

115940224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905797 (or 905785 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 115940224 is about 10767.5542255426. The cubic root of 115940224 is about 487.6161094464.

Adding to 115940224 its reverse (422049511), we get a palindrome (537989735).

The spelling of 115940224 in words is "one hundred fifteen million, nine hundred forty thousand, two hundred twenty-four".