115403424 has 48 divisors (see below), whose sum is σ = 309391488. Its totient is φ = 37647872.

The previous prime is 115403417. The next prime is 115403467. The reversal of 115403424 is 424304511.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 115403394 and 115403403.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8277 + ... + 17300.

It is an arithmetic number, because the mean of its divisors is an integer number (6445656).

Almost surely, 2^115403424 is an apocalyptic number.

It is an amenable number.

115403424 is an abundant number, since it is smaller than the sum of its proper divisors (193988064).

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

115403424 is a wasteful number, since it uses less digits than its factorization.

115403424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25637 (or 25629 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 115403424 is about 10742.5985683167. The cubic root of 115403424 is about 486.8623953644.

Adding to 115403424 its reverse (424304511), we get a palindrome (539707935).

The spelling of 115403424 in words is "one hundred fifteen million, four hundred three thousand, four hundred twenty-four".