97218118 has 8 divisors (see below), whose sum is σ = 145871712. Its totient is φ = 48594216.

The previous prime is 97218109. The next prime is 97218127. The reversal of 97218118 is 81181279.

It is an interprime number because it is at equal distance from previous prime (97218109) and next prime (97218127).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4771 + ... + 14737.

It is an arithmetic number, because the mean of its divisors is an integer number (18233964).

Almost surely, 2^97218118 is an apocalyptic number.

97218118 is a deficient number, since it is larger than the sum of its proper divisors (48653594).

97218118 is a wasteful number, since it uses less digits than its factorization.

97218118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14846.

The product of its digits is 8064, while the sum is 37.

The square root of 97218118 is about 9859.9248475838. The cubic root of 97218118 is about 459.8142255508.

It can be divided in two parts, 97218 and 118, that added together give a cube (97336 = 46³).

The spelling of 97218118 in words is "ninety-seven million, two hundred eighteen thousand, one hundred eighteen".