672375635 has 4 divisors (see below), whose sum is σ = 806850768. Its totient is φ = 537900504.

The previous prime is 672375631. The next prime is 672375659. The reversal of 672375635 is 536573276.

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 672375635 - 2² = 672375631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672375631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67237559 + ... + 67237568.

It is an arithmetic number, because the mean of its divisors is an integer number (201712692).

Almost surely, 2^672375635 is an apocalyptic number.

672375635 is a deficient number, since it is larger than the sum of its proper divisors (134475133).

672375635 is a wasteful number, since it uses less digits than its factorization.

672375635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134475132.

The product of its digits is 793800, while the sum is 44.

The square root of 672375635 is about 25930.2069987881. The cubic root of 672375635 is about 876.0670020094.

The spelling of 672375635 in words is "six hundred seventy-two million, three hundred seventy-five thousand, six hundred thirty-five".