47775300 has 72 divisors (see below), whose sum is σ = 139220256. Its totient is φ = 12648960.

The previous prime is 47775271. The next prime is 47775311. The reversal of 47775300 is 357774.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48412 + ... + 49388.

Almost surely, 2^47775300 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 47775300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69610128).

47775300 is an abundant number, since it is smaller than the sum of its proper divisors (91444956).

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

47775300 is a wasteful number, since it uses less digits than its factorization.

47775300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157 (or 1150 counting only the distinct ones).

The product of its (nonzero) digits is 20580, while the sum is 33.

The square root of 47775300 is about 6911.9678818698. The cubic root of 47775300 is about 362.8561383047.

The spelling of 47775300 in words is "forty-seven million, seven hundred seventy-five thousand, three hundred".