673910026 has 8 divisors (see below), whose sum is σ = 1014799140. Its totient is φ = 335643648.

The previous prime is 673910009. The next prime is 673910059. The reversal of 673910026 is 620019376.

It can be written as a sum of positive squares in 2 ways, for example, as 673454401 + 455625 = 25951^2 + 675^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 673909973 and 673910000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655041 + ... + 656068.

Almost surely, 2^673910026 is an apocalyptic number.

673910026 is a deficient number, since it is larger than the sum of its proper divisors (340889114).

673910026 is a wasteful number, since it uses less digits than its factorization.

673910026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1311368.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 673910026 is about 25959.7770791661. Note that the first 3 decimals coincide. The cubic root of 673910026 is about 876.7329036361.

The spelling of 673910026 in words is "six hundred seventy-three million, nine hundred ten thousand, twenty-six".