118987722 has 48 divisors (see below), whose sum is σ = 295289280. Its totient is φ = 33921216.

The previous prime is 118987663. The next prime is 118987723. The reversal of 118987722 is 227789811.

It is not an unprimeable number, because it can be changed into a prime (118987723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 82318 + ... + 83750.

It is an arithmetic number, because the mean of its divisors is an integer number (6151860).

Almost surely, 2^118987722 is an apocalyptic number.

118987722 is an abundant number, since it is smaller than the sum of its proper divisors (176301558).

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

118987722 is a wasteful number, since it uses less digits than its factorization.

118987722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107 (or 2104 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 118987722 is about 10908.1493389117. The cubic root of 118987722 is about 491.8515564464.

The spelling of 118987722 in words is "one hundred eighteen million, nine hundred eighty-seven thousand, seven hundred twenty-two".