973209433 has 12 divisors (see below), whose sum is σ = 1150663332. Its totient is φ = 820501920.

The previous prime is 973209427. The next prime is 973209487. The reversal of 973209433 is 334902379.

It can be written as a sum of positive squares in 2 ways, for example, as 98942809 + 874266624 = 9947^2 + 29568^2 .

It is not a de Polignac number, because 973209433 - 2¹⁷ = 973078361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (973209233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159810 + ... + 165787.

It is an arithmetic number, because the mean of its divisors is an integer number (95888611).

Almost surely, 2^973209433 is an apocalyptic number.

It is an amenable number.

973209433 is a deficient number, since it is larger than the sum of its proper divisors (177453899).

973209433 is a wasteful number, since it uses less digits than its factorization.

973209433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325672 (or 325665 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 40.

The square root of 973209433 is about 31196.3047972031. The cubic root of 973209433 is about 990.9888541545.

The spelling of 973209433 in words is "nine hundred seventy-three million, two hundred nine thousand, four hundred thirty-three".