733273645 has 8 divisors (see below), whose sum is σ = 947615256. Its totient is φ = 541494336.

The previous prime is 733273621. The next prime is 733273657. The reversal of 733273645 is 546372337.

It can be written as a sum of positive squares in 4 ways, for example, as 18139081 + 715134564 = 4259^2 + 26742^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 733273645 - 2¹⁹ = 732749357 is a prime.

It is a super-3 number, since 3×733273645³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 733273598 and 733273607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5640502 + ... + 5640631.

It is an arithmetic number, because the mean of its divisors is an integer number (118451907).

Almost surely, 2^733273645 is an apocalyptic number.

It is an amenable number.

733273645 is a deficient number, since it is larger than the sum of its proper divisors (214341611).

733273645 is a wasteful number, since it uses less digits than its factorization.

733273645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11281151.

The product of its digits is 317520, while the sum is 40.

The square root of 733273645 is about 27079.0259241355. The cubic root of 733273645 is about 901.7552760937.

The spelling of 733273645 in words is "seven hundred thirty-three million, two hundred seventy-three thousand, six hundred forty-five".