9975746 has 16 divisors (see below), whose sum is σ = 16372800. Its totient is φ = 4520880.

The previous prime is 9975737. The next prime is 9975773. The reversal of 9975746 is 6475799.

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 9975746.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12800 + ... + 13556.

It is an arithmetic number, because the mean of its divisors is an integer number (1023300).

Almost surely, 2^9975746 is an apocalyptic number.

9975746 is a deficient number, since it is larger than the sum of its proper divisors (6397054).

9975746 is a wasteful number, since it uses less digits than its factorization.

9975746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1369.

The product of its digits is 476280, while the sum is 47.

The square root of 9975746 is about 3158.4404379377. The cubic root of 9975746 is about 215.2691491321.

The spelling of 9975746 in words is "nine million, nine hundred seventy-five thousand, seven hundred forty-six".