747827 has 2 divisors, whose sum is σ = 747828. Its totient is φ = 747826.

The previous prime is 747811. The next prime is 747829. The reversal of 747827 is 728747.

It is a strong prime.

It is an emirp because it is prime and its reverse (728747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747827 - 2⁴ = 747811 is a prime.

Together with 747829, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (747829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373913 + 373914.

It is an arithmetic number, because the mean of its divisors is an integer number (373914).

2⁷⁴⁷⁸²⁷ is an apocalyptic number.

747827 is a deficient number, since it is larger than the sum of its proper divisors (1).

747827 is an equidigital number, since it uses as much as digits as its factorization.

747827 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21952, while the sum is 35.

The square root of 747827 is about 864.7699115950. The cubic root of 747827 is about 90.7681980267.

The spelling of 747827 in words is "seven hundred forty-seven thousand, eight hundred twenty-seven".