47117700 has 216 divisors, whose sum is σ = 175669312. Its totient is φ = 10730880.

The previous prime is 47117699. The next prime is 47117713. The reversal of 47117700 is 771174.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 169962 + ... + 170238.

Almost surely, 2^47117700 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 47117700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87834656).

47117700 is an abundant number, since it is smaller than the sum of its proper divisors (128551612).

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

47117700 is a wasteful number, since it uses less digits than its factorization.

47117700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 294 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 47117700 is about 6864.2333876406. The cubic root of 47117700 is about 361.1836042932.

Adding to 47117700 its reverse (771174), we get a palindrome (47888874).

The spelling of 47117700 in words is "forty-seven million, one hundred seventeen thousand, seven hundred".