673023253 has 4 divisors (see below), whose sum is σ = 769169440. Its totient is φ = 576877068.

The previous prime is 673023233. The next prime is 673023257. The reversal of 673023253 is 352320376.

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 a de Polignac number, because none of the positive numbers 2^k-673023253 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 (673023257) 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, 48073083 + ... + 48073096.

It is an arithmetic number, because the mean of its divisors is an integer number (192292360).

Almost surely, 2^673023253 is an apocalyptic number.

It is an amenable number.

673023253 is a deficient number, since it is larger than the sum of its proper divisors (96146187).

673023253 is an equidigital number, since it uses as much as digits as its factorization.

673023253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96146186.

The product of its (nonzero) digits is 22680, while the sum is 31.

The square root of 673023253 is about 25942.6917069143. The cubic root of 673023253 is about 876.3481814931.

The spelling of 673023253 in words is "six hundred seventy-three million, twenty-three thousand, two hundred fifty-three".