9620866 has 8 divisors (see below), whose sum is σ = 14929020. Its totient is φ = 4644528.

The previous prime is 9620833. The next prime is 9620867. The reversal of 9620866 is 6680269.

It can be written as a sum of positive squares in 2 ways, for example, as 9480241 + 140625 = 3079^2 + 375^2 .

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

It is a super-2 number, since 2×9620866² = 185122125179912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9620867) 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, 82881 + ... + 82996.

Almost surely, 2^9620866 is an apocalyptic number.

9620866 is a deficient number, since it is larger than the sum of its proper divisors (5308154).

9620866 is a wasteful number, since it uses less digits than its factorization.

9620866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165908.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 9620866 is about 3101.7520855155. The cubic root of 9620866 is about 212.6855845873.

The spelling of 9620866 in words is "nine million, six hundred twenty thousand, eight hundred sixty-six".