8891622 has 12 divisors (see below), whose sum is σ = 19265220. Its totient is φ = 2963868.

The previous prime is 8891621. The next prime is 8891627. The reversal of 8891622 is 2261988.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8891621) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 246972 + ... + 247007.

It is an arithmetic number, because the mean of its divisors is an integer number (1605435).

Almost surely, 2^8891622 is an apocalyptic number.

8891622 is an abundant number, since it is smaller than the sum of its proper divisors (10373598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8891622 is a wasteful number, since it uses less digits than its factorization.

8891622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493987 (or 493984 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 8891622 is about 2981.8822914394. The cubic root of 8891622 is about 207.1700625838.

The spelling of 8891622 in words is "eight million, eight hundred ninety-one thousand, six hundred twenty-two".