673576546 has 4 divisors (see below), whose sum is σ = 1010364822. Its totient is φ = 336788272.

The previous prime is 673576513. The next prime is 673576549. The reversal of 673576546 is 645675376.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 357625921 + 315950625 = 18911^2 + 17775^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 673576546.

It is not an unprimeable number, because it can be changed into a prime (673576549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168394135 + ... + 168394138.

Almost surely, 2^673576546 is an apocalyptic number.

673576546 is a deficient number, since it is larger than the sum of its proper divisors (336788276).

673576546 is a wasteful number, since it uses less digits than its factorization.

673576546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336788275.

The product of its digits is 3175200, while the sum is 49.

The square root of 673576546 is about 25953.3532708203. The cubic root of 673576546 is about 876.5882645810.

The spelling of 673576546 in words is "six hundred seventy-three million, five hundred seventy-six thousand, five hundred forty-six".