8649242 has 16 divisors (see below), whose sum is σ = 15472512. Its totient is φ = 3545520.

The previous prime is 8649241. The next prime is 8649253. The reversal of 8649242 is 2429468.

8649242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (8649241) 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, 13109 + ... + 13752.

It is an arithmetic number, because the mean of its divisors is an integer number (967032).

Almost surely, 2^8649242 is an apocalyptic number.

8649242 is a deficient number, since it is larger than the sum of its proper divisors (6823270).

8649242 is a wasteful number, since it uses less digits than its factorization.

8649242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26893.

The product of its digits is 27648, while the sum is 35.

The square root of 8649242 is about 2940.9593672814. The cubic root of 8649242 is about 205.2702523333.

The spelling of 8649242 in words is "eight million, six hundred forty-nine thousand, two hundred forty-two".