47713284 has 36 divisors (see below), whose sum is σ = 120870204. Its totient is φ = 15869952.

The previous prime is 47713277. The next prime is 47713291. The reversal of 47713284 is 48231774.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (47713277) and next prime (47713291).

It can be written as a sum of positive squares in 2 ways, for example, as 38713284 + 9000000 = 6222^2 + 3000^2 .

It is a tau number, because it is divible by the number of its divisors (36).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19624 + ... + 21920.

Almost surely, 2^47713284 is an apocalyptic number.

It is an amenable number.

47713284 is an abundant number, since it is smaller than the sum of its proper divisors (73156920).

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

47713284 is a wasteful number, since it uses less digits than its factorization.

47713284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884 (or 2879 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 47713284 is about 6907.4802931315. The cubic root of 47713284 is about 362.6990652975.

The spelling of 47713284 in words is "forty-seven million, seven hundred thirteen thousand, two hundred eighty-four".