47173900 has 36 divisors (see below), whose sum is σ = 104555808. Its totient is φ = 18466240.

The previous prime is 47173877. The next prime is 47173933. The reversal of 47173900 is 937174.

47173900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 319 + ... + 9718.

It is an arithmetic number, because the mean of its divisors is an integer number (2904328).

Almost surely, 2^47173900 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 47173900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52277904).

47173900 is an abundant number, since it is smaller than the sum of its proper divisors (57381908).

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

47173900 is a wasteful number, since it uses less digits than its factorization.

47173900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10098 (or 10091 counting only the distinct ones).

The product of its (nonzero) digits is 5292, while the sum is 31.

The square root of 47173900 is about 6868.3258513265. The cubic root of 47173900 is about 361.3271487468.

The spelling of 47173900 in words is "forty-seven million, one hundred seventy-three thousand, nine hundred".