673412 has 6 divisors (see below), whose sum is σ = 1178478. Its totient is φ = 336704.

The previous prime is 673411. The next prime is 673427. The reversal of 673412 is 214376.

It can be written as a sum of positive squares in only one way, i.e., 662596 + 10816 = 814^2 + 104^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (673411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84173 + ... + 84180.

It is an arithmetic number, because the mean of its divisors is an integer number (196413).

2⁶⁷³⁴¹² is an apocalyptic number.

It is an amenable number.

673412 is a deficient number, since it is larger than the sum of its proper divisors (505066).

673412 is a wasteful number, since it uses less digits than its factorization.

673412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168357 (or 168355 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 673412 is about 820.6168411628. The cubic root of 673412 is about 87.6516879059.

Adding to 673412 its reverse (214376), we get a palindrome (887788).

It can be divided in two parts, 6734 and 12, that multiplied together give a palindrome (80808).

The spelling of 673412 in words is "six hundred seventy-three thousand, four hundred twelve".