91222114 has 8 divisors (see below), whose sum is σ = 138707820. Its totient is φ = 44986176.

The previous prime is 91222111. The next prime is 91222147. The reversal of 91222114 is 41122219.

It can be written as a sum of positive squares in 2 ways, for example, as 90155025 + 1067089 = 9495^2 + 1033^2 .

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

It is not an unprimeable number, because it can be changed into a prime (91222111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 312259 + ... + 312550.

Almost surely, 2^91222114 is an apocalyptic number.

91222114 is a deficient number, since it is larger than the sum of its proper divisors (47485706).

91222114 is a wasteful number, since it uses less digits than its factorization.

91222114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624884.

The product of its digits is 288, while the sum is 22.

The square root of 91222114 is about 9551.0268557889. The cubic root of 91222114 is about 450.1598016815.

It can be divided in two parts, 9122 and 2114, that added together give a square (11236 = 106²).

The spelling of 91222114 in words is "ninety-one million, two hundred twenty-two thousand, one hundred fourteen".