8921226 has 32 divisors (see below), whose sum is σ = 19051200. Its totient is φ = 2775296.

The previous prime is 8921207. The next prime is 8921239. The reversal of 8921226 is 6221298.

It is a d-powerful number, because it can be written as 8³ + 9 + 2⁵ + 1 + 2¹⁹ + 2²³ + 6⁵ .

It is a junction number, because it is equal to n+sod(n) for n = 8921193 and 8921202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14905 + ... + 15491.

It is an arithmetic number, because the mean of its divisors is an integer number (595350).

Almost surely, 2^8921226 is an apocalyptic number.

8921226 is an abundant number, since it is smaller than the sum of its proper divisors (10129974).

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

8921226 is a wasteful number, since it uses less digits than its factorization.

8921226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 758.

The product of its digits is 3456, while the sum is 30.

The square root of 8921226 is about 2986.8421451426. The cubic root of 8921226 is about 207.3997270391.

The spelling of 8921226 in words is "eight million, nine hundred twenty-one thousand, two hundred twenty-six".