947489088 has 336 divisors, whose sum is σ = 3217127424. Its totient is φ = 243855360.

The previous prime is 947489087. The next prime is 947489099. The reversal of 947489088 is 880984749.

It is a tau number, because it is divible by the number of its divisors (336).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (947489087) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7460481 + ... + 7460607.

It is an arithmetic number, because the mean of its divisors is an integer number (9574784).

Almost surely, 2^947489088 is an apocalyptic number.

947489088 is a gapful number since it is divisible by the number (98) 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 947489088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1608563712).

947489088 is an abundant number, since it is smaller than the sum of its proper divisors (2269638336).

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

947489088 is a wasteful number, since it uses less digits than its factorization.

947489088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 57.

The square root of 947489088 is about 30781.3106933412. The cubic root of 947489088 is about 982.1807220313.

The spelling of 947489088 in words is "nine hundred forty-seven million, four hundred eighty-nine thousand, eighty-eight".