672082071 has 4 divisors (see below), whose sum is σ = 896109432. Its totient is φ = 448054712.

The previous prime is 672082049. The next prime is 672082091. The reversal of 672082071 is 170280276.

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 672082071 - 2¹⁵ = 672049303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672082001) 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, 112013676 + ... + 112013681.

It is an arithmetic number, because the mean of its divisors is an integer number (224027358).

Almost surely, 2^672082071 is an apocalyptic number.

672082071 is a deficient number, since it is larger than the sum of its proper divisors (224027361).

672082071 is a wasteful number, since it uses less digits than its factorization.

672082071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224027360.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 672082071 is about 25924.5457240816. The cubic root of 672082071 is about 875.9394844145.

The spelling of 672082071 in words is "six hundred seventy-two million, eighty-two thousand, seventy-one".