673255824 has 80 divisors (see below), whose sum is σ = 1787885568. Its totient is φ = 218206336.

The previous prime is 673255787. The next prime is 673255883. The reversal of 673255824 is 428552376.

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, 375859 + ... + 377645.

Almost surely, 2^673255824 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673255824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (893942784).

673255824 is an abundant number, since it is smaller than the sum of its proper divisors (1114629744).

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

673255824 is a wasteful number, since it uses less digits than its factorization.

673255824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2012 (or 2006 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 673255824 is about 25947.1737189236. The cubic root of 673255824 is about 876.4491139646.

The spelling of 673255824 in words is "six hundred seventy-three million, two hundred fifty-five thousand, eight hundred twenty-four".