72218114 has 16 divisors (see below), whose sum is σ = 113242752. Its totient is φ = 34476288.

The previous prime is 72218099. The next prime is 72218119. The reversal of 72218114 is 41181227.

It is not an unprimeable number, because it can be changed into a prime (72218119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33122 + ... + 35234.

It is an arithmetic number, because the mean of its divisors is an integer number (7077672).

Almost surely, 2^72218114 is an apocalyptic number.

72218114 is a deficient number, since it is larger than the sum of its proper divisors (41024638).

72218114 is a wasteful number, since it uses less digits than its factorization.

72218114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2881.

The product of its digits is 896, while the sum is 26.

The square root of 72218114 is about 8498.1241459513. The cubic root of 72218114 is about 416.4364294592.

The spelling of 72218114 in words is "seventy-two million, two hundred eighteen thousand, one hundred fourteen".