47030100 has 144 divisors (see below), whose sum is σ = 151656960. Its totient is φ = 11174400.

The previous prime is 47030099. The next prime is 47030119. The reversal of 47030100 is 103074.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 47030100.

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, 120706 + ... + 121094.

Almost surely, 2^47030100 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 47030100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75828480).

47030100 is an abundant number, since it is smaller than the sum of its proper divisors (104626860).

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

47030100 is a wasteful number, since it uses less digits than its factorization.

47030100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 47030100 is about 6857.8495171592. The cubic root of 47030100 is about 360.9596310524.

Adding to 47030100 its reverse (103074), we get a palindrome (47133174).

The spelling of 47030100 in words is "forty-seven million, thirty thousand, one hundred".