47626728 has 32 divisors (see below), whose sum is σ = 120506400. Its totient is φ = 15683648.

The previous prime is 47626723. The next prime is 47626751. The reversal of 47626728 is 82762674.

It is a self number, because there is not a number n which added to its sum of digits gives 47626728.

It is not an unprimeable number, because it can be changed into a prime (47626723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9963 + ... + 13946.

It is an arithmetic number, because the mean of its divisors is an integer number (3765825).

Almost surely, 2^47626728 is an apocalyptic number.

It is an amenable number.

47626728 is an abundant number, since it is smaller than the sum of its proper divisors (72879672).

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

47626728 is a wasteful number, since it uses less digits than its factorization.

47626728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24001 (or 23997 counting only the distinct ones).

The product of its digits is 225792, while the sum is 42.

The square root of 47626728 is about 6901.2120674560. The cubic root of 47626728 is about 362.4796101096.

The spelling of 47626728 in words is "forty-seven million, six hundred twenty-six thousand, seven hundred twenty-eight".