823007152 has 30 divisors (see below), whose sum is σ = 1752720284. Its totient is φ = 374093280.

The previous prime is 823007149. The next prime is 823007231. The reversal of 823007152 is 251700328.

It is a super-2 number, since 2×823007152² = 1354681544486302208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 823007152.

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 in 5 ways as a sum of consecutive naturals, for example, 210618 + ... + 214489.

Almost surely, 2^823007152 is an apocalyptic number.

It is an amenable number.

823007152 is an abundant number, since it is smaller than the sum of its proper divisors (929713132).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

823007152 is a wasteful number, since it uses less digits than its factorization.

823007152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425137 (or 425120 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 823007152 is about 28688.1012268153. The cubic root of 823007152 is about 937.1329391354.

The spelling of 823007152 in words is "eight hundred twenty-three million, seven thousand, one hundred fifty-two".