8921914 has 16 divisors (see below), whose sum is σ = 13834152. Its totient is φ = 4313088.

The previous prime is 8921911. The next prime is 8921917. The reversal of 8921914 is 4191298.

It is an interprime number because it is at equal distance from previous prime (8921911) and next prime (8921917).

It can be written as a sum of positive squares in 4 ways, for example, as 8850625 + 71289 = 2975^2 + 267^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 8921914.

It is not an unprimeable number, because it can be changed into a prime (8921911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7162 + ... + 8314.

Almost surely, 2^8921914 is an apocalyptic number.

8921914 is a deficient number, since it is larger than the sum of its proper divisors (4912238).

8921914 is a wasteful number, since it uses less digits than its factorization.

8921914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1281.

The product of its digits is 5184, while the sum is 34.

The square root of 8921914 is about 2986.9573147268. The cubic root of 8921914 is about 207.4050584193.

The spelling of 8921914 in words is "eight million, nine hundred twenty-one thousand, nine hundred fourteen".