823824052 has 6 divisors (see below), whose sum is σ = 1441692098. Its totient is φ = 411912024.

The previous prime is 823824049. The next prime is 823824073. The reversal of 823824052 is 250428328.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 466387216 + 357436836 = 21596^2 + 18906^2 .

It is a junction number, because it is equal to n+sod(n) for n = 823823999 and 823824017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102978003 + ... + 102978010.

Almost surely, 2^823824052 is an apocalyptic number.

It is an amenable number.

823824052 is a deficient number, since it is larger than the sum of its proper divisors (617868046).

823824052 is a wasteful number, since it uses less digits than its factorization.

823824052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205956017 (or 205956015 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The square root of 823824052 is about 28702.3353056855. The cubic root of 823824052 is about 937.4428962433.

The spelling of 823824052 in words is "eight hundred twenty-three million, eight hundred twenty-four thousand, fifty-two".