8491914 has 24 divisors (see below), whose sum is σ = 18452772. Its totient is φ = 2822400.

The previous prime is 8491897. The next prime is 8491919. The reversal of 8491914 is 4191948.

It can be written as a sum of positive squares in 2 ways, for example, as 8381025 + 110889 = 2895^2 + 333^2 .

It is a super-2 number, since 2×8491914² = 144225206766792, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (8491919) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11764 + ... + 12464.

Almost surely, 2^8491914 is an apocalyptic number.

8491914 is an abundant number, since it is smaller than the sum of its proper divisors (9960858).

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

8491914 is a wasteful number, since it uses less digits than its factorization.

8491914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382 (or 1379 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 8491914 is about 2914.0888799074. The cubic root of 8491914 is about 204.0180203228.

The spelling of 8491914 in words is "eight million, four hundred ninety-one thousand, nine hundred fourteen".