47735642 has 8 divisors (see below), whose sum is σ = 71911476. Its totient is φ = 23765152.

The previous prime is 47735641. The next prime is 47735647. The reversal of 47735642 is 24653774.

47735642 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 46635241 + 1100401 = 6829^2 + 1049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 47735596 and 47735605.

It is not an unprimeable number, because it can be changed into a prime (47735641) 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 3 ways as a sum of consecutive naturals, for example, 50753 + ... + 51684.

Almost surely, 2^47735642 is an apocalyptic number.

47735642 is a deficient number, since it is larger than the sum of its proper divisors (24175834).

47735642 is a wasteful number, since it uses less digits than its factorization.

47735642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102672.

The product of its digits is 141120, while the sum is 38.

The square root of 47735642 is about 6909.0984940150. The cubic root of 47735642 is about 362.7557089176.

The spelling of 47735642 in words is "forty-seven million, seven hundred thirty-five thousand, six hundred forty-two".