672459 has 4 divisors (see below), whose sum is σ = 896616. Its totient is φ = 448304.

The previous prime is 672443. The next prime is 672473. The reversal of 672459 is 954276.

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

It is a cyclic number.

It is not a de Polignac number, because 672459 - 2⁴ = 672443 is a prime.

It is a super-2 number, since 2×672459² = 904402213362, which contains 22 as substring.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (672439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112074 + ... + 112079.

It is an arithmetic number, because the mean of its divisors is an integer number (224154).

2⁶⁷²⁴⁵⁹ is an apocalyptic number.

672459 is a deficient number, since it is larger than the sum of its proper divisors (224157).

672459 is a wasteful number, since it uses less digits than its factorization.

672459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224156.

The product of its digits is 15120, while the sum is 33.

The square root of 672459 is about 820.0359748206. The cubic root of 672459 is about 87.6103207122.

The spelling of 672459 in words is "six hundred seventy-two thousand, four hundred fifty-nine".