672659 has 8 divisors (see below), whose sum is σ = 737520.
Its totient is φ = 609696.
The previous prime is 672653. The next prime is 672667. The reversal of 672659 is 956276.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 672659 - 24 = 672643 is a prime.
It is an Ulam number.
It is a Duffinian number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 672659.
It is not an unprimeable number, because it can be changed into a prime (672653) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329 + ... + 1205.
It is an arithmetic number, because the mean of its divisors is an integer number (92190).
2672659 is an apocalyptic number.
672659 is a deficient number, since it is larger than the sum of its proper divisors (64861).
672659 is a wasteful number, since it uses less digits than its factorization.
672659 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 949.
The product of its digits is 22680, while the sum is 35.
The square root of 672659 is about 820.1579116243.
The cubic root of 672659 is about 87.6190054188.
It can be divided in two parts, 672 and 659, that added together give a palindrome (1331).
The spelling of 672659 in words is "six hundred seventy-two thousand, six hundred fifty-nine".