612433723 has 4 divisors (see below), whose sum is σ = 668109528. Its totient is φ = 556757920.

The previous prime is 612433711. The next prime is 612433729. The reversal of 612433723 is 327334216.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 612433723 - 2⁵ = 612433691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (612433729) 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, 27837886 + ... + 27837907.

It is an arithmetic number, because the mean of its divisors is an integer number (167027382).

Almost surely, 2^612433723 is an apocalyptic number.

612433723 is a deficient number, since it is larger than the sum of its proper divisors (55675805).

612433723 is a wasteful number, since it uses less digits than its factorization.

612433723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55675804.

The product of its digits is 18144, while the sum is 31.

The square root of 612433723 is about 24747.3983077010. The cubic root of 612433723 is about 849.2189933330.

Adding to 612433723 its reverse (327334216), we get a palindrome (939767939).

The spelling of 612433723 in words is "six hundred twelve million, four hundred thirty-three thousand, seven hundred twenty-three".