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47412 = 2233439

47412 has 24 divisors (see below), whose sum is σ = 123200. Its totient is φ = 15768.

The previous prime is 47407. The next prime is 47417. The reversal of 47412 is 21474.

Adding to 47412 its reverse (21474), we get a palindrome (68886).

It is a happy number.

47412 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (47407) and next prime (47417).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 47412.

It is not an unprimeable number, because it can be changed into a prime (47417) by changing a digit.

47412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112 + ... + 327.

247412 is an apocalyptic number.

It is an amenable number.

47412 is an abundant number, since it is smaller than the sum of its proper divisors (75788).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61600).

47412 is a wasteful number, since it uses less digits than its factorization.

47412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452 (or 444 counting only the distinct ones).

The product of its digits is 224, while the sum is 18.

The square root of 47412 is about 217.7429677395. The cubic root of 47412 is about 36.1934035578.

The spelling of 47412 in words is "forty-seven thousand, four hundred twelve", and thus it is an iban number.

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 439 878 1317 1756 2634 3951 5268 7902 11853 15804 23706 47412