91444114 has 8 divisors (see below), whose sum is σ = 137405628. Its totient is φ = 45642240.

The previous prime is 91444109. The next prime is 91444123. The reversal of 91444114 is 41144419.

It can be written as a sum of positive squares in 2 ways, for example, as 58782889 + 32661225 = 7667^2 + 5715^2 .

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

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, 38467 + ... + 40774.

Almost surely, 2^91444114 is an apocalyptic number.

91444114 is a deficient number, since it is larger than the sum of its proper divisors (45961514).

91444114 is a wasteful number, since it uses less digits than its factorization.

91444114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79820.

The product of its digits is 2304, while the sum is 28.

The square root of 91444114 is about 9562.6415806512. The cubic root of 91444114 is about 450.5246785470.

The spelling of 91444114 in words is "ninety-one million, four hundred forty-four thousand, one hundred fourteen".