947396484 has 72 divisors (see below), whose sum is σ = 2456213760. Its totient is φ = 307759872.

The previous prime is 947396479. The next prime is 947396491. The reversal of 947396484 is 484693749.

It is a happy number.

947396484 is a `hidden beast` number, since 9 + 4 + 73 + 96 + 484 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 947396484.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 443932 + ... + 446060.

It is an arithmetic number, because the mean of its divisors is an integer number (34114080).

Almost surely, 2^947396484 is an apocalyptic number.

947396484 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 947396484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1228106880).

947396484 is an abundant number, since it is smaller than the sum of its proper divisors (1508817276).

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

947396484 is a wasteful number, since it uses less digits than its factorization.

947396484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2449 (or 2444 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 947396484 is about 30779.8064321399. The cubic root of 947396484 is about 982.1487227791.

The spelling of 947396484 in words is "nine hundred forty-seven million, three hundred ninety-six thousand, four hundred eighty-four".