823704452 has 6 divisors (see below), whose sum is σ = 1441482798. Its totient is φ = 411852224.

The previous prime is 823704443. The next prime is 823704467. The reversal of 823704452 is 254407328.

It can be written as a sum of positive squares in only one way, i.e., 823460416 + 244036 = 28696^2 + 494^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102963053 + ... + 102963060.

It is an arithmetic number, because the mean of its divisors is an integer number (240247133).

Almost surely, 2^823704452 is an apocalyptic number.

It is an amenable number.

823704452 is a deficient number, since it is larger than the sum of its proper divisors (617778346).

823704452 is a wasteful number, since it uses less digits than its factorization.

823704452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205926117 (or 205926115 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 35.

The square root of 823704452 is about 28700.2517758991. The cubic root of 823704452 is about 937.3975291142.

The spelling of 823704452 in words is "eight hundred twenty-three million, seven hundred four thousand, four hundred fifty-two".