115540422 has 8 divisors (see below), whose sum is σ = 231080856. Its totient is φ = 38513472.

The previous prime is 115540393. The next prime is 115540427. The reversal of 115540422 is 224045511.

It is a sphenic number, since it is the product of 3 distinct primes.

115540422 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 115540392 and 115540401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115540427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9628363 + ... + 9628374.

It is an arithmetic number, because the mean of its divisors is an integer number (28885107).

Almost surely, 2^115540422 is an apocalyptic number.

115540422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

115540422 is a wasteful number, since it uses less digits than its factorization.

115540422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19256742.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 115540422 is about 10748.9730672283. The cubic root of 115540422 is about 487.0549742792.

Adding to 115540422 its reverse (224045511), we get a palindrome (339585933).

The spelling of 115540422 in words is "one hundred fifteen million, five hundred forty thousand, four hundred twenty-two".