673479772 has 48 divisors (see below), whose sum is σ = 1406173888. Its totient is φ = 276203520.

The previous prime is 673479761. The next prime is 673479791. The reversal of 673479772 is 277974376.

It is a congruent number.

It is an unprimeable number.

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, 57868 + ... + 68524.

Almost surely, 2^673479772 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 673479772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (703086944).

673479772 is an abundant number, since it is smaller than the sum of its proper divisors (732694116).

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

673479772 is a wasteful number, since it uses less digits than its factorization.

673479772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10766 (or 10764 counting only the distinct ones).

The product of its digits is 3111696, while the sum is 52.

The square root of 673479772 is about 25951.4888204897. The cubic root of 673479772 is about 876.5462822128.

The spelling of 673479772 in words is "six hundred seventy-three million, four hundred seventy-nine thousand, seven hundred seventy-two".