673528890 has 32 divisors (see below), whose sum is σ = 1640600640. Its totient is φ = 176926464.

The previous prime is 673528883. The next prime is 673528897. The reversal of 673528890 is 98825376.

It is an interprime number because it is at equal distance from previous prime (673528883) and next prime (673528897).

It is not an unprimeable number, because it can be changed into a prime (673528897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165535 + ... + 169554.

It is an arithmetic number, because the mean of its divisors is an integer number (51268770).

Almost surely, 2^673528890 is an apocalyptic number.

673528890 is an abundant number, since it is smaller than the sum of its proper divisors (967071750).

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

673528890 is a wasteful number, since it uses less digits than its factorization.

673528890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335166.

The product of its (nonzero) digits is 725760, while the sum is 48.

The square root of 673528890 is about 25952.4351458587. The cubic root of 673528890 is about 876.5675910209.

The spelling of 673528890 in words is "six hundred seventy-three million, five hundred twenty-eight thousand, eight hundred ninety".