947472628 has 36 divisors (see below), whose sum is σ = 1766306080. Its totient is φ = 444615552.

The previous prime is 947472619. The next prime is 947472629. The reversal of 947472628 is 826274749.

It is a happy number.

947472628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947472629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 506551 + ... + 508417.

Almost surely, 2^947472628 is an apocalyptic number.

It is an amenable number.

947472628 is a deficient number, since it is larger than the sum of its proper divisors (818833452).

947472628 is a wasteful number, since it uses less digits than its factorization.

947472628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344 (or 2325 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 49.

The square root of 947472628 is about 30781.0433221488. The cubic root of 947472628 is about 982.1750344414.

The spelling of 947472628 in words is "nine hundred forty-seven million, four hundred seventy-two thousand, six hundred twenty-eight".