823616332 has 48 divisors (see below), whose sum is σ = 1891572480. Its totient is φ = 303998400.

The previous prime is 823616329. The next prime is 823616333. The reversal of 823616332 is 233616328.

It is not an unprimeable number, because it can be changed into a prime (823616333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64519 + ... + 76222.

It is an arithmetic number, because the mean of its divisors is an integer number (39407760).

Almost surely, 2^823616332 is an apocalyptic number.

It is an amenable number.

823616332 is an abundant number, since it is smaller than the sum of its proper divisors (1067956148).

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

823616332 is a wasteful number, since it uses less digits than its factorization.

823616332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140782 (or 140780 counting only the distinct ones).

The product of its digits is 31104, while the sum is 34.

The square root of 823616332 is about 28698.7165566685. The cubic root of 823616332 is about 937.3641002891.

The spelling of 823616332 in words is "eight hundred twenty-three million, six hundred sixteen thousand, three hundred thirty-two".