673340105 has 4 divisors (see below), whose sum is σ = 808008132. Its totient is φ = 538672080.

The previous prime is 673340081. The next prime is 673340167. The reversal of 673340105 is 501043376.

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 118831801 + 554508304 = 10901^2 + 23548^2 .

It is a de Polignac number, because none of the positive numbers 2^k-673340105 is a prime.

It is a super-2 number, since 2×673340105² = 906773794002822050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67334006 + ... + 67334015.

It is an arithmetic number, because the mean of its divisors is an integer number (202002033).

Almost surely, 2^673340105 is an apocalyptic number.

It is an amenable number.

673340105 is a deficient number, since it is larger than the sum of its proper divisors (134668027).

673340105 is a wasteful number, since it uses less digits than its factorization.

673340105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134668026.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 673340105 is about 25948.7977563509. The cubic root of 673340105 is about 876.4856849692.

The spelling of 673340105 in words is "six hundred seventy-three million, three hundred forty thousand, one hundred five".