47434388 has 6 divisors (see below), whose sum is σ = 83010186. Its totient is φ = 23717192.

The previous prime is 47434379. The next prime is 47434391. The reversal of 47434388 is 88343474.

47434388 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 only one way, i.e., 45535504 + 1898884 = 6748^2 + 1378^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5929295 + ... + 5929302.

It is an arithmetic number, because the mean of its divisors is an integer number (13835031).

Almost surely, 2^47434388 is an apocalyptic number.

It is an amenable number.

47434388 is a deficient number, since it is larger than the sum of its proper divisors (35575798).

47434388 is a wasteful number, since it uses less digits than its factorization.

47434388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11858601 (or 11858599 counting only the distinct ones).

The product of its digits is 258048, while the sum is 41.

The square root of 47434388 is about 6887.2627363852. The cubic root of 47434388 is about 361.9909951669.

The spelling of 47434388 in words is "forty-seven million, four hundred thirty-four thousand, three hundred eighty-eight".