9975884 has 12 divisors (see below), whose sum is σ = 18060000. Its totient is φ = 4815888.

The previous prime is 9975863. The next prime is 9975899. The reversal of 9975884 is 4885799.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42884 + ... + 43115.

It is an arithmetic number, because the mean of its divisors is an integer number (1505000).

Almost surely, 2^9975884 is an apocalyptic number.

It is an amenable number.

9975884 is a deficient number, since it is larger than the sum of its proper divisors (8084116).

9975884 is a wasteful number, since it uses less digits than its factorization.

9975884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86032 (or 86030 counting only the distinct ones).

The product of its digits is 725760, while the sum is 50.

The square root of 9975884 is about 3158.4622840870. The cubic root of 9975884 is about 215.2701417732.

It can be divided in two parts, 9975 and 884, that multiplied together give a triangular number (8817900 = T₄₁₉₉).

The spelling of 9975884 in words is "nine million, nine hundred seventy-five thousand, eight hundred eighty-four".