727066633 has 4 divisors (see below), whose sum is σ = 727256448. Its totient is φ = 726876820.

The previous prime is 727066609. The next prime is 727066643. The reversal of 727066633 is 336660727.

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 727066633 - 2⁵ = 727066601 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727066603) 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, 89041 + ... + 96862.

It is an arithmetic number, because the mean of its divisors is an integer number (181814112).

Almost surely, 2^727066633 is an apocalyptic number.

It is an amenable number.

727066633 is a deficient number, since it is larger than the sum of its proper divisors (189815).

727066633 is a wasteful number, since it uses less digits than its factorization.

727066633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189814.

The product of its (nonzero) digits is 190512, while the sum is 40.

The square root of 727066633 is about 26964.1731377026. The cubic root of 727066633 is about 899.2036713287.

The spelling of 727066633 in words is "seven hundred twenty-seven million, sixty-six thousand, six hundred thirty-three".