947964996 has 216 divisors, whose sum is σ = 2810650752. Its totient is φ = 266947200.

The previous prime is 947964991. The next prime is 947965013. The reversal of 947964996 is 699469749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947964991) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 17886106 + ... + 17886158.

It is an arithmetic number, because the mean of its divisors is an integer number (13012272).

Almost surely, 2^947964996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 947964996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1405325376).

947964996 is an abundant number, since it is smaller than the sum of its proper divisors (1862685756).

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

947964996 is a wasteful number, since it uses less digits than its factorization.

947964996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183 (or 147 counting only the distinct ones).

The product of its digits is 26453952, while the sum is 63.

The square root of 947964996 is about 30789.0401928998. The cubic root of 947964996 is about 982.3451388499.

The spelling of 947964996 in words is "nine hundred forty-seven million, nine hundred sixty-four thousand, nine hundred ninety-six".