8449492 has 12 divisors (see below), whose sum is σ = 14886900. Its totient is φ = 4196096.

The previous prime is 8449489. The next prime is 8449499. The reversal of 8449492 is 2949448.

It can be written as a sum of positive squares in 2 ways, for example, as 5400976 + 3048516 = 2324^2 + 1746^2 .

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8449499) 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 3 ways as a sum of consecutive naturals, for example, 6493 + ... + 7684.

It is an arithmetic number, because the mean of its divisors is an integer number (1240575).

Almost surely, 2^8449492 is an apocalyptic number.

It is an amenable number.

8449492 is a deficient number, since it is larger than the sum of its proper divisors (6437408).

8449492 is a wasteful number, since it uses less digits than its factorization.

8449492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14330 (or 14328 counting only the distinct ones).

The product of its digits is 82944, while the sum is 40.

The square root of 8449492 is about 2906.8009907801. The cubic root of 8449492 is about 203.6777238721.

The spelling of 8449492 in words is "eight million, four hundred forty-nine thousand, four hundred ninety-two".