47712734 has 4 divisors (see below), whose sum is σ = 71569104. Its totient is φ = 23856366.

The previous prime is 47712733. The next prime is 47712737. The reversal of 47712734 is 43721774.

It is a happy number.

47712734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 47712694 and 47712703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47712733) 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 as a sum of consecutive naturals, namely, 11928182 + ... + 11928185.

It is an arithmetic number, because the mean of its divisors is an integer number (17892276).

Almost surely, 2^47712734 is an apocalyptic number.

47712734 is a deficient number, since it is larger than the sum of its proper divisors (23856370).

47712734 is a wasteful number, since it uses less digits than its factorization.

47712734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23856369.

The product of its digits is 32928, while the sum is 35.

The square root of 47712734 is about 6907.4404811044. The cubic root of 47712734 is about 362.6976716587.

The spelling of 47712734 in words is "forty-seven million, seven hundred twelve thousand, seven hundred thirty-four".