673057351 has 4 divisors (see below), whose sum is σ = 682537104. Its totient is φ = 663577600.

The previous prime is 673057339. The next prime is 673057367. The reversal of 673057351 is 153750376.

It is a happy number.

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 673057351 - 2⁷ = 673057223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 673057351.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673097351) 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, 4739770 + ... + 4739911.

It is an arithmetic number, because the mean of its divisors is an integer number (170634276).

Almost surely, 2^673057351 is an apocalyptic number.

673057351 is a deficient number, since it is larger than the sum of its proper divisors (9479753).

673057351 is an equidigital number, since it uses as much as digits as its factorization.

673057351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9479752.

The product of its (nonzero) digits is 66150, while the sum is 37.

The square root of 673057351 is about 25943.3488778916. The cubic root of 673057351 is about 876.3629809896.

The spelling of 673057351 in words is "six hundred seventy-three million, fifty-seven thousand, three hundred fifty-one".