673565433 has 4 divisors (see below), whose sum is σ = 898087248. Its totient is φ = 449043620.

The previous prime is 673565411. The next prime is 673565461. The reversal of 673565433 is 334565376.

673565433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 cyclic number.

It is not a de Polignac number, because 673565433 - 2⁶ = 673565369 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (673565533) 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, 112260903 + ... + 112260908.

It is an arithmetic number, because the mean of its divisors is an integer number (224521812).

Almost surely, 2^673565433 is an apocalyptic number.

It is an amenable number.

673565433 is a deficient number, since it is larger than the sum of its proper divisors (224521815).

673565433 is a wasteful number, since it uses less digits than its factorization.

673565433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224521814.

The product of its digits is 680400, while the sum is 42.

The square root of 673565433 is about 25953.1391742887. The cubic root of 673565433 is about 876.5834437585.

The spelling of 673565433 in words is "six hundred seventy-three million, five hundred sixty-five thousand, four hundred thirty-three".