47845790 has 16 divisors (see below), whose sum is σ = 86363712. Its totient is φ = 19084704.

The previous prime is 47845789. The next prime is 47845793. The reversal of 47845790 is 9754874.

47845790 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47845793) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2849 + ... + 10188.

It is an arithmetic number, because the mean of its divisors is an integer number (5397732).

Almost surely, 2^47845790 is an apocalyptic number.

47845790 is a deficient number, since it is larger than the sum of its proper divisors (38517922).

47845790 is a wasteful number, since it uses less digits than its factorization.

47845790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13411.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 47845790 is about 6917.0651290847. The cubic root of 47845790 is about 363.0345091362.

The spelling of 47845790 in words is "forty-seven million, eight hundred forty-five thousand, seven hundred ninety".