47202020 has 12 divisors (see below), whose sum is σ = 99124284. Its totient is φ = 18880800.

The previous prime is 47201993. The next prime is 47202041. The reversal of 47202020 is 2020274.

47202020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 20720704 + 26481316 = 4552^2 + 5146^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47202020.

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 3 ways as a sum of consecutive naturals, for example, 1180031 + ... + 1180070.

It is an arithmetic number, because the mean of its divisors is an integer number (8260357).

Almost surely, 2^47202020 is an apocalyptic number.

It is an amenable number.

47202020 is an abundant number, since it is smaller than the sum of its proper divisors (51922264).

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

47202020 is a wasteful number, since it uses less digits than its factorization.

47202020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2360110 (or 2360108 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 47202020 is about 6870.3726245379. The cubic root of 47202020 is about 361.3989292668.

Adding to 47202020 its reverse (2020274), we get a palindrome (49222294).

The spelling of 47202020 in words is "forty-seven million, two hundred two thousand, twenty".