47153664 has 120 divisors (see below), whose sum is σ = 141501360. Its totient is φ = 15676416.

The previous prime is 47153663. The next prime is 47153669. The reversal of 47153664 is 46635174.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (47153663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 124227 + ... + 124605.

It is an arithmetic number, because the mean of its divisors is an integer number (1179178).

Almost surely, 2^47153664 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 47153664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70750680).

47153664 is an abundant number, since it is smaller than the sum of its proper divisors (94347696).

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

47153664 is an frugal number, since it uses more digits than its factorization.

47153664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 384 counting only the distinct ones).

The product of its digits is 60480, while the sum is 36.

The square root of 47153664 is about 6866.8525541182. The cubic root of 47153664 is about 361.2754756681.

The spelling of 47153664 in words is "forty-seven million, one hundred fifty-three thousand, six hundred sixty-four".