9933745 has 4 divisors (see below), whose sum is σ = 11920500. Its totient is φ = 7946992.

The previous prime is 9933743. The next prime is 9933757. The reversal of 9933745 is 5473399.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1679616 + 8254129 = 1296^2 + 2873^2 .

It is a cyclic number.

It is not a de Polignac number, because 9933745 - 2¹ = 9933743 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 9933698 and 9933707.

It is not an unprimeable number, because it can be changed into a prime (9933743) 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, 993370 + ... + 993379.

It is an arithmetic number, because the mean of its divisors is an integer number (2980125).

Almost surely, 2^9933745 is an apocalyptic number.

It is an amenable number.

9933745 is a deficient number, since it is larger than the sum of its proper divisors (1986755).

9933745 is a wasteful number, since it uses less digits than its factorization.

9933745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986754.

The product of its digits is 102060, while the sum is 40.

The square root of 9933745 is about 3151.7844152162. The cubic root of 9933745 is about 214.9666073973.

The spelling of 9933745 in words is "nine million, nine hundred thirty-three thousand, seven hundred forty-five".