9646380 has 36 divisors (see below), whose sum is σ = 29261232. Its totient is φ = 2572320.

The previous prime is 9646367. The next prime is 9646387. The reversal of 9646380 is 836469.

9646380 is a `hidden beast` number, since 9 + 646 + 3 + 8 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (9646387) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26616 + ... + 26975.

It is an arithmetic number, because the mean of its divisors is an integer number (812812).

Almost surely, 2^9646380 is an apocalyptic number.

9646380 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

9646380 is an abundant number, since it is smaller than the sum of its proper divisors (19614852).

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

9646380 is a wasteful number, since it uses less digits than its factorization.

9646380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53606 (or 53601 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 9646380 is about 3105.8621991325. The cubic root of 9646380 is about 212.8734287367.

The spelling of 9646380 in words is "nine million, six hundred forty-six thousand, three hundred eighty".