47322705 has 16 divisors (see below), whose sum is σ = 76389120. Its totient is φ = 25014528.

The previous prime is 47322701. The next prime is 47322719. The reversal of 47322705 is 50722374.

It is not a de Polignac number, because 47322705 - 2² = 47322701 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47322701) 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 15 ways as a sum of consecutive naturals, for example, 12265 + ... + 15654.

It is an arithmetic number, because the mean of its divisors is an integer number (4774320).

Almost surely, 2^47322705 is an apocalyptic number.

It is an amenable number.

47322705 is a deficient number, since it is larger than the sum of its proper divisors (29066415).

47322705 is a wasteful number, since it uses less digits than its factorization.

47322705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28040.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 47322705 is about 6879.1500201696. The cubic root of 47322705 is about 361.7066725291.

The spelling of 47322705 in words is "forty-seven million, three hundred twenty-two thousand, seven hundred five".