947870000 has 200 divisors, whose sum is σ = 2863483392. Its totient is φ = 295200000.

The previous prime is 947869999. The next prime is 947870023. The reversal of 947870000 is 78749.

It is a tau number, because it is divible by the number of its divisors (200).

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 769385 + ... + 770615.

Almost surely, 2^947870000 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 947870000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1431741696).

947870000 is an abundant number, since it is smaller than the sum of its proper divisors (1915613392).

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

947870000 is a wasteful number, since it uses less digits than its factorization.

947870000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277 (or 1256 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 947870000 is about 30787.4974624441. The cubic root of 947870000 is about 982.3123240039.

The spelling of 947870000 in words is "nine hundred forty-seven million, eight hundred seventy thousand".