673149 has 16 divisors (see below), whose sum is σ = 969408. Its totient is φ = 413952.

The previous prime is 673129. The next prime is 673157. The reversal of 673149 is 941376.

It is a happy number.

It is not a de Polignac number, because 673149 - 2⁵ = 673117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3319 + ... + 3515.

It is an arithmetic number, because the mean of its divisors is an integer number (60588).

2⁶⁷³¹⁴⁹ is an apocalyptic number.

It is an amenable number.

673149 is a deficient number, since it is larger than the sum of its proper divisors (296259).

673149 is a wasteful number, since it uses less digits than its factorization.

673149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284.

The product of its digits is 4536, while the sum is 30.

The square root of 673149 is about 820.4565802040. The cubic root of 673149 is about 87.6402756771.

The spelling of 673149 in words is "six hundred seventy-three thousand, one hundred forty-nine".