8920242 has 12 divisors (see below), whose sum is σ = 19327230. Its totient is φ = 2973408.

The previous prime is 8920201. The next prime is 8920243. The reversal of 8920242 is 2420298.

It can be written as a sum of positive squares in only one way, i.e., 5861241 + 3059001 = 2421^2 + 1749^2 .

It is not an unprimeable number, because it can be changed into a prime (8920243) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 247767 + ... + 247802.

Almost surely, 2^8920242 is an apocalyptic number.

8920242 is an abundant number, since it is smaller than the sum of its proper divisors (10406988).

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

8920242 is a wasteful number, since it uses less digits than its factorization.

8920242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495577 (or 495574 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 8920242 is about 2986.6774181354. The cubic root of 8920242 is about 207.3921014491.

The spelling of 8920242 in words is "eight million, nine hundred twenty thousand, two hundred forty-two".