852223519 has 4 divisors (see below), whose sum is σ = 973969744. Its totient is φ = 730477296.

The previous prime is 852223469. The next prime is 852223523. The reversal of 852223519 is 915322258.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 915322258 = 2 ⋅457661129.

It is a cyclic number.

It is not a de Polignac number, because 852223519 - 2²⁵ = 818669087 is a prime.

It is a super-3 number, since 3×852223519³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852223019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60873102 + ... + 60873115.

It is an arithmetic number, because the mean of its divisors is an integer number (243492436).

Almost surely, 2^852223519 is an apocalyptic number.

852223519 is a deficient number, since it is larger than the sum of its proper divisors (121746225).

852223519 is a wasteful number, since it uses less digits than its factorization.

852223519 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121746224.

The product of its digits is 43200, while the sum is 37.

The square root of 852223519 is about 29192.8676049476. The cubic root of 852223519 is about 948.0935058088.

It can be divided in two parts, 8522 and 23519, that added together give a square (32041 = 179²).

The spelling of 852223519 in words is "eight hundred fifty-two million, two hundred twenty-three thousand, five hundred nineteen".