673496136 has 48 divisors (see below), whose sum is σ = 1827022860. Its totient is φ = 224133120.

The previous prime is 673496129. The next prime is 673496147. The reversal of 673496136 is 631694376.

It can be written as a sum of positive squares in 2 ways, for example, as 673402500 + 93636 = 25950^2 + 306^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 673496091 and 673496100.

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 11 ways as a sum of consecutive naturals, for example, 38856 + ... + 53448.

Almost surely, 2^673496136 is an apocalyptic number.

It is an amenable number.

673496136 is an abundant number, since it is smaller than the sum of its proper divisors (1153526724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673496136 is a wasteful number, since it uses less digits than its factorization.

673496136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15246 (or 15239 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 673496136 is about 25951.8040991373. The cubic root of 673496136 is about 876.5533815041.

The spelling of 673496136 in words is "six hundred seventy-three million, four hundred ninety-six thousand, one hundred thirty-six".