91030622 has 8 divisors (see below), whose sum is σ = 138584136. Its totient is φ = 44835912.

The previous prime is 91030603. The next prime is 91030649. The reversal of 91030622 is 22603019.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339533 + ... + 339800.

It is an arithmetic number, because the mean of its divisors is an integer number (17323017).

Almost surely, 2^91030622 is an apocalyptic number.

91030622 is a deficient number, since it is larger than the sum of its proper divisors (47553514).

91030622 is a wasteful number, since it uses less digits than its factorization.

91030622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 679402.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 91030622 is about 9540.9969080804. The cubic root of 91030622 is about 449.8445916031.

The spelling of 91030622 in words is "ninety-one million, thirty thousand, six hundred twenty-two".