672567601 has 8 divisors (see below), whose sum is σ = 689049504. Its totient is φ = 656124000.

The previous prime is 672567589. The next prime is 672567607. The reversal of 672567601 is 106765276.

It is a happy number.

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 672567601 - 2⁵ = 672567569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672567607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27726 + ... + 45976.

It is an arithmetic number, because the mean of its divisors is an integer number (86131188).

Almost surely, 2^672567601 is an apocalyptic number.

It is an amenable number.

672567601 is a deficient number, since it is larger than the sum of its proper divisors (16481903).

672567601 is a wasteful number, since it uses less digits than its factorization.

672567601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19151.

The product of its (nonzero) digits is 105840, while the sum is 40.

The square root of 672567601 is about 25933.9083248168. The cubic root of 672567601 is about 876.1503676496.

The spelling of 672567601 in words is "six hundred seventy-two million, five hundred sixty-seven thousand, six hundred one".