115550406 has 12 divisors (see below), whose sum is σ = 250359252. Its totient is φ = 38516796.

The previous prime is 115550399. The next prime is 115550429. The reversal of 115550406 is 604055511.

It is a happy number.

115550406 is a `hidden beast` number, since 1 + 155 + 504 + 0 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 115550406.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3209716 + ... + 3209751.

It is an arithmetic number, because the mean of its divisors is an integer number (20863271).

Almost surely, 2^115550406 is an apocalyptic number.

115550406 is an abundant number, since it is smaller than the sum of its proper divisors (134808846).

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

115550406 is a wasteful number, since it uses less digits than its factorization.

115550406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6419475 (or 6419472 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

The square root of 115550406 is about 10749.4374736541. The cubic root of 115550406 is about 487.0690028956.

The spelling of 115550406 in words is "one hundred fifteen million, five hundred fifty thousand, four hundred six".