673254577 has 4 divisors (see below), whose sum is σ = 673385076. Its totient is φ = 673124080.

The previous prime is 673254557. The next prime is 673254581. The reversal of 673254577 is 775452376.

It is a happy number.

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 359822961 + 313431616 = 18969^2 + 17704^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-673254577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673254557) 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, 57178 + ... + 67939.

It is an arithmetic number, because the mean of its divisors is an integer number (168346269).

Almost surely, 2^673254577 is an apocalyptic number.

It is an amenable number.

673254577 is a deficient number, since it is larger than the sum of its proper divisors (130499).

673254577 is a wasteful number, since it uses less digits than its factorization.

673254577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130498.

The product of its digits is 1234800, while the sum is 46.

The square root of 673254577 is about 25947.1496893204. The cubic root of 673254577 is about 876.4485728465.

The spelling of 673254577 in words is "six hundred seventy-three million, two hundred fifty-four thousand, five hundred seventy-seven".