8426722 has 8 divisors (see below), whose sum is σ = 12673116. Its totient is φ = 4202352.

The previous prime is 8426701. The next prime is 8426731. The reversal of 8426722 is 2276248.

It can be written as a sum of positive squares in 2 ways, for example, as 6765201 + 1661521 = 2601^2 + 1289^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4513 + ... + 6100.

Almost surely, 2^8426722 is an apocalyptic number.

8426722 is a deficient number, since it is larger than the sum of its proper divisors (4246394).

8426722 is a wasteful number, since it uses less digits than its factorization.

8426722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012.

The product of its digits is 10752, while the sum is 31.

The square root of 8426722 is about 2902.8816717186. The cubic root of 8426722 is about 203.4945998845.

The spelling of 8426722 in words is "eight million, four hundred twenty-six thousand, seven hundred twenty-two".