673907351 has 4 divisors (see below), whose sum is σ = 725746392. Its totient is φ = 622068312.

The previous prime is 673907341. The next prime is 673907359. The reversal of 673907351 is 153709376.

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 673907351 - 2⁶ = 673907287 is a prime.

It is a super-2 number, since 2×673907351² = 908302235463674402, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673907299 and 673907308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673907359) 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, 25919501 + ... + 25919526.

It is an arithmetic number, because the mean of its divisors is an integer number (181436598).

Almost surely, 2^673907351 is an apocalyptic number.

673907351 is a deficient number, since it is larger than the sum of its proper divisors (51839041).

673907351 is a wasteful number, since it uses less digits than its factorization.

673907351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51839040.

The product of its (nonzero) digits is 119070, while the sum is 41.

The square root of 673907351 is about 25959.7255571009. The cubic root of 673907351 is about 876.7317436081.

The spelling of 673907351 in words is "six hundred seventy-three million, nine hundred seven thousand, three hundred fifty-one".