9880531 has 4 divisors (see below), whose sum is σ = 9891000. Its totient is φ = 9870064.

The previous prime is 9880529. The next prime is 9880567. The reversal of 9880531 is 1350889.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9880531 - 2¹ = 9880529 is a prime.

It is a super-2 number, since 2×9880531² = 195249785683922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9860531) 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 3 ways as a sum of consecutive naturals, for example, 3661 + ... + 5758.

It is an arithmetic number, because the mean of its divisors is an integer number (2472750).

Almost surely, 2^9880531 is an apocalyptic number.

9880531 is a deficient number, since it is larger than the sum of its proper divisors (10469).

9880531 is a wasteful number, since it uses less digits than its factorization.

9880531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10468.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 9880531 is about 3143.3311947677. The cubic root of 9880531 is about 214.5820689612.

The spelling of 9880531 in words is "nine million, eight hundred eighty thousand, five hundred thirty-one".