918748122 has 8 divisors (see below), whose sum is σ = 1837496256. Its totient is φ = 306249372.

The previous prime is 918748121. The next prime is 918748123. The reversal of 918748122 is 221847819.

It is an interprime number because it is at equal distance from previous prime (918748121) and next prime (918748123).

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

918748122 is an admirable number.

It is a super-2 number, since 2×918748122² = 1688196223357053768, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (918748121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76562338 + ... + 76562349.

It is an arithmetic number, because the mean of its divisors is an integer number (229687032).

Almost surely, 2^918748122 is an apocalyptic number.

918748122 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.

918748122 is a wasteful number, since it uses less digits than its factorization.

918748122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153124692.

The product of its digits is 64512, while the sum is 42.

The square root of 918748122 is about 30310.8581534736. The cubic root of 918748122 is about 972.1474801199.

The spelling of 918748122 in words is "nine hundred eighteen million, seven hundred forty-eight thousand, one hundred twenty-two".