673740950 has 24 divisors (see below), whose sum is σ = 1319115720. Its totient is φ = 255312000.

The previous prime is 673740943. The next prime is 673740953. The reversal of 673740950 is 59047376.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 673740898 and 673740907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673740953) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 353651 + ... + 355550.

It is an arithmetic number, because the mean of its divisors is an integer number (54963155).

Almost surely, 2^673740950 is an apocalyptic number.

673740950 is a deficient number, since it is larger than the sum of its proper divisors (645374770).

673740950 is a wasteful number, since it uses less digits than its factorization.

673740950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709232 (or 709227 counting only the distinct ones).

The product of its (nonzero) digits is 158760, while the sum is 41.

The square root of 673740950 is about 25956.5203754278. The cubic root of 673740950 is about 876.6595768887.

The spelling of 673740950 in words is "six hundred seventy-three million, seven hundred forty thousand, nine hundred fifty".