852259491 has 12 divisors (see below), whose sum is σ = 1232239840. Its totient is φ = 567619920.

The previous prime is 852259483. The next prime is 852259493. The reversal of 852259491 is 194952258.

It is a happy number.

852259491 is a `hidden beast` number, since 8 + 52 + 2 + 594 + 9 + 1 = 666.

852259491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 852259491 - 2³ = 852259483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (852259493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36220 + ... + 54921.

Almost surely, 2^852259491 is an apocalyptic number.

852259491 is a deficient number, since it is larger than the sum of its proper divisors (379980349).

852259491 is a wasteful number, since it uses less digits than its factorization.

852259491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92186 (or 92183 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 852259491 is about 29193.4837078414. The cubic root of 852259491 is about 948.1068451652.

The spelling of 852259491 in words is "eight hundred fifty-two million, two hundred fifty-nine thousand, four hundred ninety-one".