118212884 has 6 divisors (see below), whose sum is σ = 206872554. Its totient is φ = 59106440.

The previous prime is 118212869. The next prime is 118212907. The reversal of 118212884 is 488212811.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 115562500 + 2650384 = 10750^2 + 1628^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14776607 + ... + 14776614.

It is an arithmetic number, because the mean of its divisors is an integer number (34478759).

Almost surely, 2^118212884 is an apocalyptic number.

It is an amenable number.

118212884 is a deficient number, since it is larger than the sum of its proper divisors (88659670).

118212884 is a wasteful number, since it uses less digits than its factorization.

118212884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29553225 (or 29553223 counting only the distinct ones).

The product of its digits is 8192, while the sum is 35.

The square root of 118212884 is about 10872.5748560311. The cubic root of 118212884 is about 490.7815986461.

The spelling of 118212884 in words is "one hundred eighteen million, two hundred twelve thousand, eight hundred eighty-four".