672022727 has 2 divisors, whose sum is σ = 672022728. Its totient is φ = 672022726.

The previous prime is 672022721. The next prime is 672022753. The reversal of 672022727 is 727220276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672022727 - 2¹⁰ = 672021703 is a prime.

It is a super-2 number, since 2×672022727² = 903229091209033058, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672022721) 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 as a sum of consecutive naturals, namely, 336011363 + 336011364.

It is an arithmetic number, because the mean of its divisors is an integer number (336011364).

Almost surely, 2^672022727 is an apocalyptic number.

672022727 is a deficient number, since it is larger than the sum of its proper divisors (1).

672022727 is an equidigital number, since it uses as much as digits as its factorization.

672022727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32928, while the sum is 35.

The square root of 672022727 is about 25923.4011464545. The cubic root of 672022727 is about 875.9137022047.

The spelling of 672022727 in words is "six hundred seventy-two million, twenty-two thousand, seven hundred twenty-seven".