852259477 has 2 divisors, whose sum is σ = 852259478. Its totient is φ = 852259476.

The previous prime is 852259439. The next prime is 852259483. The reversal of 852259477 is 774952258.

852259477 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 658743556 + 193515921 = 25666^2 + 13911^2 .

It is a cyclic number.

It is not a de Polignac number, because 852259477 - 2¹¹ = 852257429 is a prime.

It is a super-2 number, since 2×852259477² = 1452692432272627058, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 852259477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (852256477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 426129738 + 426129739.

It is an arithmetic number, because the mean of its divisors is an integer number (426129739).

Almost surely, 2^852259477 is an apocalyptic number.

It is an amenable number.

852259477 is a deficient number, since it is larger than the sum of its proper divisors (1).

852259477 is an equidigital number, since it uses as much as digits as its factorization.

852259477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1411200, while the sum is 49.

The square root of 852259477 is about 29193.4834680618. The cubic root of 852259477 is about 948.1068399737.

The spelling of 852259477 in words is "eight hundred fifty-two million, two hundred fifty-nine thousand, four hundred seventy-seven".