672576959 has 4 divisors (see below), whose sum is σ = 681790416. Its totient is φ = 663363504.

The previous prime is 672576929. The next prime is 672577013. The reversal of 672576959 is 959675276.

It is a happy number.

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 672576959 - 2¹⁶ = 672511423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672576929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4606619 + ... + 4606764.

It is an arithmetic number, because the mean of its divisors is an integer number (170447604).

Almost surely, 2^672576959 is an apocalyptic number.

672576959 is a deficient number, since it is larger than the sum of its proper divisors (9213457).

672576959 is an equidigital number, since it uses as much as digits as its factorization.

672576959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9213456.

The product of its digits is 7144200, while the sum is 56.

The square root of 672576959 is about 25934.0887443534. The cubic root of 672576959 is about 876.1544311703.

The spelling of 672576959 in words is "six hundred seventy-two million, five hundred seventy-six thousand, nine hundred fifty-nine".