8504722 has 8 divisors (see below), whose sum is σ = 12769596. Its totient is φ = 4248192.

The previous prime is 8504693. The next prime is 8504729. The reversal of 8504722 is 2274058.

It can be written as a sum of positive squares in 2 ways, for example, as 7678441 + 826281 = 2771^2 + 909^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8504729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2358 + ... + 4750.

Almost surely, 2^8504722 is an apocalyptic number.

8504722 is a deficient number, since it is larger than the sum of its proper divisors (4264874).

8504722 is a wasteful number, since it uses less digits than its factorization.

8504722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172.

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 8504722 is about 2916.2856513037. The cubic root of 8504722 is about 204.1205394243.

The spelling of 8504722 in words is "eight million, five hundred four thousand, seven hundred twenty-two".