673111528 has 8 divisors (see below), whose sum is σ = 1262084130. Its totient is φ = 336555760.

The previous prime is 673111493. The next prime is 673111529. The reversal of 673111528 is 825111376.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 622103364 + 51008164 = 24942^2 + 7142^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 673111493 and 673111502.

It is not an unprimeable number, because it can be changed into a prime (673111529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42069463 + ... + 42069478.

Almost surely, 2^673111528 is an apocalyptic number.

It is an amenable number.

673111528 is a deficient number, since it is larger than the sum of its proper divisors (588972602).

673111528 is a wasteful number, since it uses less digits than its factorization.

673111528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84138947 (or 84138943 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 673111528 is about 25944.3929973318. The cubic root of 673111528 is about 876.3864943119.

The spelling of 673111528 in words is "six hundred seventy-three million, one hundred eleven thousand, five hundred twenty-eight".