673946 has 36 divisors (see below), whose sum is σ = 1323882. Its totient is φ = 255024.

The previous prime is 673943. The next prime is 673951. The reversal of 673946 is 649376.

It can be written as a sum of positive squares in only one way, i.e., 648025 + 25921 = 805^2 + 161^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (673943) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 29291 + ... + 29313.

2⁶⁷³⁹⁴⁶ is an apocalyptic number.

673946 is a deficient number, since it is larger than the sum of its proper divisors (649936).

673946 is a wasteful number, since it uses less digits than its factorization.

673946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75 (or 45 counting only the distinct ones).

The product of its digits is 27216, while the sum is 35.

The square root of 673946 is about 820.9421416884. The cubic root of 673946 is about 87.6748503655.

The spelling of 673946 in words is "six hundred seventy-three thousand, nine hundred forty-six".