673122724 has 12 divisors (see below), whose sum is σ = 1178713564. Its totient is φ = 336347424.

The previous prime is 673122679. The next prime is 673122727. The reversal of 673122724 is 427221376.

It can be written as a sum of positive squares in 2 ways, for example, as 85932900 + 587189824 = 9270^2 + 24232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 673122724.

It is not an unprimeable number, because it can be changed into a prime (673122727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46299 + ... + 59074.

Almost surely, 2^673122724 is an apocalyptic number.

It is an amenable number.

673122724 is a deficient number, since it is larger than the sum of its proper divisors (505590840).

673122724 is a wasteful number, since it uses less digits than its factorization.

673122724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106974 (or 106972 counting only the distinct ones).

The product of its digits is 28224, while the sum is 34.

The square root of 673122724 is about 25944.6087655991. The cubic root of 673122724 is about 876.3913533228.

The spelling of 673122724 in words is "six hundred seventy-three million, one hundred twenty-two thousand, seven hundred twenty-four".