672446 has 4 divisors (see below), whose sum is σ = 1008672. Its totient is φ = 336222.

The previous prime is 672443. The next prime is 672473. The reversal of 672446 is 644276.

672446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168110 + ... + 168113.

It is an arithmetic number, because the mean of its divisors is an integer number (252168).

2⁶⁷²⁴⁴⁶ is an apocalyptic number.

672446 is a deficient number, since it is larger than the sum of its proper divisors (336226).

672446 is a wasteful number, since it uses less digits than its factorization.

672446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336225.

The product of its digits is 8064, while the sum is 29.

The square root of 672446 is about 820.0280483008. The cubic root of 672446 is about 87.6097561467.

The spelling of 672446 in words is "six hundred seventy-two thousand, four hundred forty-six".