8920244 has 6 divisors (see below), whose sum is σ = 15610434. Its totient is φ = 4460120.

The previous prime is 8920243. The next prime is 8920277. The reversal of 8920244 is 4420298.

It can be written as a sum of positive squares in only one way, i.e., 7896100 + 1024144 = 2810^2 + 1012^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 1115027 + ... + 1115034.

It is an arithmetic number, because the mean of its divisors is an integer number (2601739).

Almost surely, 2^8920244 is an apocalyptic number.

It is an amenable number.

8920244 is a deficient number, since it is larger than the sum of its proper divisors (6690190).

8920244 is a wasteful number, since it uses less digits than its factorization.

8920244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230065 (or 2230063 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 8920244 is about 2986.6777529556. The cubic root of 8920244 is about 207.3921169488.

The spelling of 8920244 in words is "eight million, nine hundred twenty thousand, two hundred forty-four".