9641618 has 24 divisors (see below), whose sum is σ = 17565312. Its totient is φ = 3887424.

The previous prime is 9641617. The next prime is 9641633. The reversal of 9641618 is 8161469.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9641617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2855 + ... + 5237.

It is an arithmetic number, because the mean of its divisors is an integer number (731888).

Almost surely, 2^9641618 is an apocalyptic number.

9641618 is a deficient number, since it is larger than the sum of its proper divisors (7923694).

9641618 is a wasteful number, since it uses less digits than its factorization.

9641618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426 (or 2409 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 9641618 is about 3105.0954896750. The cubic root of 9641618 is about 212.8383941738.

It can be divided in two parts, 96 and 41618, that added together give a palindrome (41714).

The spelling of 9641618 in words is "nine million, six hundred forty-one thousand, six hundred eighteen".