852738427 has 2 divisors, whose sum is σ = 852738428. Its totient is φ = 852738426.

The previous prime is 852738391. The next prime is 852738433. The reversal of 852738427 is 724837258.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-852738427 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (852738457) 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 as a sum of consecutive naturals, namely, 426369213 + 426369214.

It is an arithmetic number, because the mean of its divisors is an integer number (426369214).

Almost surely, 2^852738427 is an apocalyptic number.

852738427 is a deficient number, since it is larger than the sum of its proper divisors (1).

852738427 is an equidigital number, since it uses as much as digits as its factorization.

852738427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 752640, while the sum is 46.

The square root of 852738427 is about 29201.6853451988. The cubic root of 852738427 is about 948.2844113769.

The spelling of 852738427 in words is "eight hundred fifty-two million, seven hundred thirty-eight thousand, four hundred twenty-seven".