47228624 has 20 divisors (see below), whose sum is σ = 94458240. Its totient is φ = 22852320.

The previous prime is 47228603. The next prime is 47228627. The reversal of 47228624 is 42682274.

It is a happy number.

47228624 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47228627) 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 3 ways as a sum of consecutive naturals, for example, 47114 + ... + 48105.

It is an arithmetic number, because the mean of its divisors is an integer number (4722912).

Almost surely, 2^47228624 is an apocalyptic number.

It is an amenable number.

47228624 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

47228624 is a wasteful number, since it uses less digits than its factorization.

47228624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95258 (or 95252 counting only the distinct ones).

The product of its digits is 43008, while the sum is 35.

The square root of 47228624 is about 6872.3084913295. The cubic root of 47228624 is about 361.4668137299.

The spelling of 47228624 in words is "forty-seven million, two hundred twenty-eight thousand, six hundred twenty-four".