47823616 has 36 divisors (see below), whose sum is σ = 96579000. Its totient is φ = 23631872.

The previous prime is 47823599. The next prime is 47823617. The reversal of 47823616 is 61632874.

It is not an unprimeable number, because it can be changed into a prime (47823617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21735 + ... + 23833.

It is an arithmetic number, because the mean of its divisors is an integer number (2682750).

Almost surely, 2^47823616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 47823616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48289500).

47823616 is an abundant number, since it is smaller than the sum of its proper divisors (48755384).

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

47823616 is an equidigital number, since it uses as much as digits as its factorization.

47823616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204 (or 2190 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 47823616 is about 6915.4620959123. The cubic root of 47823616 is about 362.9784180214.

The spelling of 47823616 in words is "forty-seven million, eight hundred twenty-three thousand, six hundred sixteen".