9147470040 has 192 divisors, whose sum is σ = 30922819200. Its totient is φ = 2343085056.

The previous prime is 9147470039. The next prime is 9147470051. The reversal of 9147470040 is 400747419.

9147470040 is a `hidden beast` number, since 9 + 147 + 470 + 0 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 9147469977 and 9147470004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1047934 + ... + 1056626.

It is an arithmetic number, because the mean of its divisors is an integer number (161056350).

Almost surely, 2^9147470040 is an apocalyptic number.

9147470040 is a gapful number since it is divisible by the number (90) 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 9147470040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15461409600).

9147470040 is an abundant number, since it is smaller than the sum of its proper divisors (21775349160).

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

9147470040 is a wasteful number, since it uses less digits than its factorization.

9147470040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8826 (or 8819 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 9147470040 is about 95642.4071215274. The cubic root of 9147470040 is about 2091.3834418571.

The spelling of 9147470040 in words is "nine billion, one hundred forty-seven million, four hundred seventy thousand, forty".