9669690 has 24 divisors (see below), whose sum is σ = 25141428. Its totient is φ = 2578560.

The previous prime is 9669677. The next prime is 9669707. The reversal of 9669690 is 969669.

It can be written as a sum of positive squares in 2 ways, for example, as 9566649 + 103041 = 3093^2 + 321^2 .

It is a super-2 number, since 2×9669690² = 187005809392200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

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, 53631 + ... + 53810.

Almost surely, 2^9669690 is an apocalyptic number.

9669690 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

9669690 is an abundant number, since it is smaller than the sum of its proper divisors (15471738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9669690 is a wasteful number, since it uses less digits than its factorization.

9669690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107454 (or 107451 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 9669690 is about 3109.6125160541. The cubic root of 9669690 is about 213.0447568448.

The spelling of 9669690 in words is "nine million, six hundred sixty-nine thousand, six hundred ninety".