623066533 has 4 divisors (see below), whose sum is σ = 624831948. Its totient is φ = 621301120.

The previous prime is 623066503. The next prime is 623066539. The reversal of 623066533 is 335660326.

623066533 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.

It can be written as a sum of positive squares in 2 ways, for example, as 333318049 + 289748484 = 18257^2 + 17022^2 .

It is a cyclic number.

It is not a de Polignac number, because 623066533 - 2²⁵ = 589512101 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 (623066539) 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, 882178 + ... + 882883.

It is an arithmetic number, because the mean of its divisors is an integer number (156207987).

Almost surely, 2^623066533 is an apocalyptic number.

It is an amenable number.

623066533 is a deficient number, since it is larger than the sum of its proper divisors (1765415).

623066533 is a wasteful number, since it uses less digits than its factorization.

623066533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765414.

The product of its (nonzero) digits is 58320, while the sum is 34.

The square root of 623066533 is about 24961.3007072949. The cubic root of 623066533 is about 854.1054140818.

The spelling of 623066533 in words is "six hundred twenty-three million, sixty-six thousand, five hundred thirty-three".