9975950 has 24 divisors (see below), whose sum is σ = 19533720. Its totient is φ = 3780000.

The previous prime is 9975943. The next prime is 9975989. The reversal of 9975950 is 595799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4301 + ... + 6200.

It is an arithmetic number, because the mean of its divisors is an integer number (813905).

Almost surely, 2^9975950 is an apocalyptic number.

9975950 is a deficient number, since it is larger than the sum of its proper divisors (9557770).

9975950 is a wasteful number, since it uses less digits than its factorization.

9975950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10532 (or 10527 counting only the distinct ones).

The product of its (nonzero) digits is 127575, while the sum is 44.

The square root of 9975950 is about 3158.4727321919. The cubic root of 9975950 is about 215.2706165113.

The spelling of 9975950 in words is "nine million, nine hundred seventy-five thousand, nine hundred fifty".