672827811 has 8 divisors (see below), whose sum is σ = 928038480. Its totient is φ = 433084512.

The previous prime is 672827789. The next prime is 672827833. The reversal of 672827811 is 118728276.

It is an interprime number because it is at equal distance from previous prime (672827789) and next prime (672827833).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 672827811 - 2¹⁰ = 672826787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (672827851) 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, 3866740 + ... + 3866913.

It is an arithmetic number, because the mean of its divisors is an integer number (116004810).

Almost surely, 2^672827811 is an apocalyptic number.

672827811 is a deficient number, since it is larger than the sum of its proper divisors (255210669).

672827811 is a wasteful number, since it uses less digits than its factorization.

672827811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7733685.

The product of its digits is 75264, while the sum is 42.

The square root of 672827811 is about 25938.9246307552. The cubic root of 672827811 is about 876.2633444922.

The spelling of 672827811 in words is "six hundred seventy-two million, eight hundred twenty-seven thousand, eight hundred eleven".