47453472 has 96 divisors (see below), whose sum is σ = 151018560. Its totient is φ = 14376960.

The previous prime is 47453459. The next prime is 47453473. The reversal of 47453472 is 27435474.

It is a tau number, because it is divible by the number of its divisors (96).

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 (47453473) 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, 7008 + ... + 12000.

It is an arithmetic number, because the mean of its divisors is an integer number (1573110).

Almost surely, 2^47453472 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 47453472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75509280).

47453472 is an abundant number, since it is smaller than the sum of its proper divisors (103565088).

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

47453472 is a wasteful number, since it uses less digits than its factorization.

47453472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5023 (or 5009 counting only the distinct ones).

The product of its digits is 94080, while the sum is 36.

The square root of 47453472 is about 6888.6480531379. The cubic root of 47453472 is about 362.0395345648.

The spelling of 47453472 in words is "forty-seven million, four hundred fifty-three thousand, four hundred seventy-two".