9945733 has 4 divisors (see below), whose sum is σ = 11366560. Its totient is φ = 8524908.

The previous prime is 9945709. The next prime is 9945743. The reversal of 9945733 is 3375499.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-9945733 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9945743) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 710403 + ... + 710416.

It is an arithmetic number, because the mean of its divisors is an integer number (2841640).

Almost surely, 2^9945733 is an apocalyptic number.

It is an amenable number.

9945733 is a deficient number, since it is larger than the sum of its proper divisors (1420827).

9945733 is a wasteful number, since it uses less digits than its factorization.

9945733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420826.

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

The square root of 9945733 is about 3153.6856216180. The cubic root of 9945733 is about 215.0530462223.

The spelling of 9945733 in words is "nine million, nine hundred forty-five thousand, seven hundred thirty-three".