9980607 has 16 divisors (see below), whose sum is σ = 16378880. Its totient is φ = 5264352.

The previous prime is 9980603. The next prime is 9980629. The reversal of 9980607 is 7060899.

It is not a de Polignac number, because 9980607 - 2² = 9980603 is a prime.

It is a super-2 number, since 2×9980607² = 199225032176898, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9980603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18007 + ... + 18552.

It is an arithmetic number, because the mean of its divisors is an integer number (1023680).

Almost surely, 2^9980607 is an apocalyptic number.

9980607 is a deficient number, since it is larger than the sum of its proper divisors (6398273).

9980607 is a wasteful number, since it uses less digits than its factorization.

9980607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36582.

The product of its (nonzero) digits is 27216, while the sum is 39.

The square root of 9980607 is about 3159.2098695718. The cubic root of 9980607 is about 215.3041090376.

The spelling of 9980607 in words is "nine million, nine hundred eighty thousand, six hundred seven".