9980712 has 192 divisors, whose sum is σ = 34473600. Its totient is φ = 2661120.

The previous prime is 9980699. The next prime is 9980723. The reversal of 9980712 is 2170899.

It is a happy number.

It is a super-2 number, since 2×9980712² = 199229224053888, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 243412 + ... + 243452.

It is an arithmetic number, because the mean of its divisors is an integer number (179550).

Almost surely, 2^9980712 is an apocalyptic number.

9980712 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9980712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17236800).

9980712 is an abundant number, since it is smaller than the sum of its proper divisors (24492888).

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

9980712 is a wasteful number, since it uses less digits than its factorization.

9980712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93 (or 76 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 9980712 is about 3159.2264876074. The cubic root of 9980712 is about 215.3048640635.

The spelling of 9980712 in words is "nine million, nine hundred eighty thousand, seven hundred twelve".