733573 has 4 divisors (see below), whose sum is σ = 747468. Its totient is φ = 719680.

The previous prime is 733561. The next prime is 733591. The reversal of 733573 is 375337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 375337 = 23 ⋅16319.

It can be written as a sum of positive squares in 2 ways, for example, as 381924 + 351649 = 618^2 + 593^2 .

It is a cyclic number.

It is not a de Polignac number, because 733573 - 2¹³ = 725381 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733273) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6868 + ... + 6973.

It is an arithmetic number, because the mean of its divisors is an integer number (186867).

2⁷³³⁵⁷³ is an apocalyptic number.

It is an amenable number.

733573 is a deficient number, since it is larger than the sum of its proper divisors (13895).

733573 is a wasteful number, since it uses less digits than its factorization.

733573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13894.

The product of its digits is 6615, while the sum is 28.

The square root of 733573 is about 856.4887623314. The cubic root of 733573 is about 90.1877971637.

The spelling of 733573 in words is "seven hundred thirty-three thousand, five hundred seventy-three".