118422258 has 32 divisors (see below), whose sum is σ = 243093312. Its totient is φ = 38438400.

The previous prime is 118422257. The next prime is 118422277. The reversal of 118422258 is 852224811.

It is not an unprimeable number, because it can be changed into a prime (118422257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133978 + ... + 134858.

It is an arithmetic number, because the mean of its divisors is an integer number (7596666).

Almost surely, 2^118422258 is an apocalyptic number.

118422258 is an abundant number, since it is smaller than the sum of its proper divisors (124671054).

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

118422258 is a wasteful number, since it uses less digits than its factorization.

118422258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1450.

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

The square root of 118422258 is about 10882.1991343662. The cubic root of 118422258 is about 491.0711787557.

The spelling of 118422258 in words is "one hundred eighteen million, four hundred twenty-two thousand, two hundred fifty-eight".