673652772 has 36 divisors (see below), whose sum is σ = 1833833820. Its totient is φ = 207277632.

The previous prime is 673652753. The next prime is 673652813. The reversal of 673652772 is 277256376.

It can be written as a sum of positive squares in 2 ways, for example, as 431974656 + 241678116 = 20784^2 + 15546^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 719247 + ... + 720182.

Almost surely, 2^673652772 is an apocalyptic number.

It is an amenable number.

673652772 is an abundant number, since it is smaller than the sum of its proper divisors (1160181048).

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

673652772 is a wasteful number, since it uses less digits than its factorization.

673652772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1439452 (or 1439447 counting only the distinct ones).

The product of its digits is 740880, while the sum is 45.

The square root of 673652772 is about 25954.8217485692. The cubic root of 673652772 is about 876.6213300121.

The spelling of 673652772 in words is "six hundred seventy-three million, six hundred fifty-two thousand, seven hundred seventy-two".