47729795 has 32 divisors (see below), whose sum is σ = 63892800. Its totient is φ = 34180608.

The previous prime is 47729791. The next prime is 47729819. The reversal of 47729795 is 59792774.

It is not a de Polignac number, because 47729795 - 2² = 47729791 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47729791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 712352 + ... + 712418.

It is an arithmetic number, because the mean of its divisors is an integer number (1996650).

Almost surely, 2^47729795 is an apocalyptic number.

47729795 is a deficient number, since it is larger than the sum of its proper divisors (16163005).

47729795 is an equidigital number, since it uses as much as digits as its factorization.

47729795 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152 (or 118 counting only the distinct ones).

The product of its digits is 1111320, while the sum is 50.

The square root of 47729795 is about 6908.6753433636. The cubic root of 47729795 is about 362.7408973488.

The spelling of 47729795 in words is "forty-seven million, seven hundred twenty-nine thousand, seven hundred ninety-five".