673045530 has 32 divisors (see below), whose sum is σ = 1617033024. Its totient is φ = 179287296.

The previous prime is 673045489. The next prime is 673045547. The reversal of 673045530 is 35540376.

It is a junction number, because it is equal to n+sod(n) for n = 673045491 and 673045500.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17829 + ... + 40791.

It is an arithmetic number, because the mean of its divisors is an integer number (50532282).

Almost surely, 2^673045530 is an apocalyptic number.

673045530 is an abundant number, since it is smaller than the sum of its proper divisors (943987494).

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

673045530 is a wasteful number, since it uses less digits than its factorization.

673045530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23950.

The product of its (nonzero) digits is 37800, while the sum is 33.

The square root of 673045530 is about 25943.1210535664. The cubic root of 673045530 is about 876.3578503978.

The spelling of 673045530 in words is "six hundred seventy-three million, forty-five thousand, five hundred thirty".