47365128 has 64 divisors (see below), whose sum is σ = 139320000. Its totient is φ = 14858496.

The previous prime is 47365121. The next prime is 47365229. The reversal of 47365128 is 82156374.

47365128 is a `hidden beast` number, since 473 + 65 + 128 = 666.

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

It is a nialpdrome in base 6.

It is a zygodrome in base 6.

It is a junction number, because it is equal to n+sod(n) for n = 47365092 and 47365101.

It is not an unprimeable number, because it can be changed into a prime (47365121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2778 + ... + 10121.

It is an arithmetic number, because the mean of its divisors is an integer number (2176875).

Almost surely, 2^47365128 is an apocalyptic number.

It is an amenable number.

47365128 is an abundant number, since it is smaller than the sum of its proper divisors (91954872).

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

47365128 is a wasteful number, since it uses less digits than its factorization.

47365128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12931 (or 12921 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 47365128 is about 6882.2327772315. The cubic root of 47365128 is about 361.8147256588.

The spelling of 47365128 in words is "forty-seven million, three hundred sixty-five thousand, one hundred twenty-eight".