9667780 has 12 divisors (see below), whose sum is σ = 20302380. Its totient is φ = 3867104.

The previous prime is 9667769. The next prime is 9667793. The reversal of 9667780 is 877669.

It can be written as a sum of positive squares in 2 ways, for example, as 6110784 + 3556996 = 2472^2 + 1886^2 .

It is a super-4 number, since 4×9667780⁴ (a number of 29 digits) contains 4444 as substring.

It is a nialpdrome in base 5.

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, 241675 + ... + 241714.

It is an arithmetic number, because the mean of its divisors is an integer number (1691865).

Almost surely, 2^9667780 is an apocalyptic number.

It is an amenable number.

9667780 is an abundant number, since it is smaller than the sum of its proper divisors (10634600).

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

9667780 is a wasteful number, since it uses less digits than its factorization.

9667780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483398 (or 483396 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 9667780 is about 3109.3053886680. The cubic root of 9667780 is about 213.0307287398.

It can be divided in two parts, 96 and 67780, that added together give a palindrome (67876).

The spelling of 9667780 in words is "nine million, six hundred sixty-seven thousand, seven hundred eighty".