9976538 has 16 divisors (see below), whose sum is σ = 17581536. Its totient is φ = 4185840.

The previous prime is 9976537. The next prime is 9976541. The reversal of 9976538 is 8356799.

9976538 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 9976492 and 9976501.

It is not an unprimeable number, because it can be changed into a prime (9976537) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17156 + ... + 17727.

It is an arithmetic number, because the mean of its divisors is an integer number (1098846).

Almost surely, 2^9976538 is an apocalyptic number.

9976538 is a deficient number, since it is larger than the sum of its proper divisors (7604998).

9976538 is a wasteful number, since it uses less digits than its factorization.

9976538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34909.

The product of its digits is 408240, while the sum is 47.

The square root of 9976538 is about 3158.5658137832. The cubic root of 9976538 is about 215.2748459042.

The spelling of 9976538 in words is "nine million, nine hundred seventy-six thousand, five hundred thirty-eight".