8449746 has 16 divisors (see below), whose sum is σ = 16948224. Its totient is φ = 2808464.

The previous prime is 8449729. The next prime is 8449747. The reversal of 8449746 is 6479448.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8449698 and 8449707.

It is not an unprimeable number, because it can be changed into a prime (8449747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 460 + ... + 4136.

It is an arithmetic number, because the mean of its divisors is an integer number (1059264).

Almost surely, 2^8449746 is an apocalyptic number.

8449746 is an abundant number, since it is smaller than the sum of its proper divisors (8498478).

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

8449746 is a wasteful number, since it uses less digits than its factorization.

8449746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4065.

The product of its digits is 193536, while the sum is 42.

The square root of 8449746 is about 2906.8446810932. The cubic root of 8449746 is about 203.6797647689.

The spelling of 8449746 in words is "eight million, four hundred forty-nine thousand, seven hundred forty-six".