672797 has 4 divisors (see below), whose sum is σ = 676860. Its totient is φ = 668736.

The previous prime is 672787. The next prime is 672799. The reversal of 672797 is 797276.

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

It can be written as a sum of positive squares in 2 ways, for example, as 556516 + 116281 = 746^2 + 341^2 .

It is a cyclic number.

It is not a de Polignac number, because 672797 - 2⁴ = 672781 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 672797.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672799) 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, 1772 + ... + 2117.

It is an arithmetic number, because the mean of its divisors is an integer number (169215).

2⁶⁷²⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

672797 is a deficient number, since it is larger than the sum of its proper divisors (4063).

672797 is a wasteful number, since it uses less digits than its factorization.

672797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4062.

The product of its digits is 37044, while the sum is 38.

The square root of 672797 is about 820.2420374499. The cubic root of 672797 is about 87.6249968627.

The spelling of 672797 in words is "six hundred seventy-two thousand, seven hundred ninety-seven".