672344 has 16 divisors (see below), whose sum is σ = 1269600. Its totient is φ = 333792.

The previous prime is 672341. The next prime is 672349. The reversal of 672344 is 443276.

It is a happy number.

It is a d-powerful number, because it can be written as 6⁵ + 7 + 3¹² + 2¹⁷ + 4⁵ + 4⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672341) 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 in 3 ways as a sum of consecutive naturals, for example, 1649 + ... + 2015.

It is an arithmetic number, because the mean of its divisors is an integer number (79350).

2⁶⁷²³⁴⁴ is an apocalyptic number.

It is an amenable number.

672344 is a deficient number, since it is larger than the sum of its proper divisors (597256).

672344 is a wasteful number, since it uses less digits than its factorization.

672344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 598 counting only the distinct ones).

The product of its digits is 4032, while the sum is 26.

The square root of 672344 is about 819.9658529475. The cubic root of 672344 is about 87.6053262262.

The spelling of 672344 in words is "six hundred seventy-two thousand, three hundred forty-four".