9882780 has 48 divisors (see below), whose sum is σ = 29302560. Its totient is φ = 2480128.

The previous prime is 9882773. The next prime is 9882787. The reversal of 9882780 is 872889.

It is a happy number.

9882780 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9882773) and next prime (9882787).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9882787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3825 + ... + 5864.

It is an arithmetic number, because the mean of its divisors is an integer number (610470).

Almost surely, 2^9882780 is an apocalyptic number.

It is an amenable number.

9882780 is an abundant number, since it is smaller than the sum of its proper divisors (19419780).

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

9882780 is a wasteful number, since it uses less digits than its factorization.

9882780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9718 (or 9716 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 9882780 is about 3143.6889159076. The cubic root of 9882780 is about 214.5983487361.

The spelling of 9882780 in words is "nine million, eight hundred eighty-two thousand, seven hundred eighty".