47303136 has 96 divisors (see below), whose sum is σ = 140706720. Its totient is φ = 15455232.

The previous prime is 47303101. The next prime is 47303149. The reversal of 47303136 is 63130374.

It is a happy number.

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 (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45276 + ... + 46308.

It is an arithmetic number, because the mean of its divisors is an integer number (1465695).

Almost surely, 2^47303136 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 47303136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70353360).

47303136 is an abundant number, since it is smaller than the sum of its proper divisors (93403584).

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

47303136 is a wasteful number, since it uses less digits than its factorization.

47303136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1105 (or 1091 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 47303136 is about 6877.7275316779. The cubic root of 47303136 is about 361.6568077142.

The spelling of 47303136 in words is "forty-seven million, three hundred three thousand, one hundred thirty-six".