852631623 has 8 divisors (see below), whose sum is σ = 1263158000. Its totient is φ = 568421064.

The previous prime is 852631621. The next prime is 852631729. The reversal of 852631623 is 326136258.

It is a happy number.

852631623 is a `hidden beast` number, since 8 + 5 + 26 + 3 + 1 + 623 = 666.

It is not a de Polignac number, because 852631623 - 2¹ = 852631621 is a prime.

It is a super-2 number, since 2×852631623² = 1453961369079228258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (852631621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15789448 + ... + 15789501.

It is an arithmetic number, because the mean of its divisors is an integer number (157894750).

Almost surely, 2^852631623 is an apocalyptic number.

852631623 is a deficient number, since it is larger than the sum of its proper divisors (410526377).

852631623 is a wasteful number, since it uses less digits than its factorization.

852631623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31578958 (or 31578952 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 852631623 is about 29199.8565578669. The cubic root of 852631623 is about 948.2448194013.

The spelling of 852631623 in words is "eight hundred fifty-two million, six hundred thirty-one thousand, six hundred twenty-three".