91003322 has 8 divisors (see below), whose sum is σ = 136590516. Its totient is φ = 45473152.

The previous prime is 91003309. The next prime is 91003343. The reversal of 91003322 is 22330019.

It can be written as a sum of positive squares in 2 ways, for example, as 75707401 + 15295921 = 8701^2 + 3911^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 91003294 and 91003303.

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, 10013 + ... + 16800.

Almost surely, 2^91003322 is an apocalyptic number.

91003322 is a deficient number, since it is larger than the sum of its proper divisors (45587194).

91003322 is a wasteful number, since it uses less digits than its factorization.

91003322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28512.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 91003322 is about 9539.5661326918. The cubic root of 91003322 is about 449.7996177802.

The spelling of 91003322 in words is "ninety-one million, three thousand, three hundred twenty-two".