8435722 has 8 divisors (see below), whose sum is σ = 12779172. Its totient is φ = 4176000.

The previous prime is 8435719. The next prime is 8435729. The reversal of 8435722 is 2275348.

It can be written as a sum of positive squares in 2 ways, for example, as 8357881 + 77841 = 2891^2 + 279^2 .

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

It is a super-2 number, since 2×8435722² = 142322811322568, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8435729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20679 + ... + 21082.

Almost surely, 2^8435722 is an apocalyptic number.

8435722 is a deficient number, since it is larger than the sum of its proper divisors (4343450).

8435722 is a wasteful number, since it uses less digits than its factorization.

8435722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41864.

The product of its digits is 13440, while the sum is 31.

The square root of 8435722 is about 2904.4314417800. The cubic root of 8435722 is about 203.5670202859.

The spelling of 8435722 in words is "eight million, four hundred thirty-five thousand, seven hundred twenty-two".