47428323 has 16 divisors (see below), whose sum is σ = 66151680. Its totient is φ = 30168864.

The previous prime is 47428291. The next prime is 47428333. The reversal of 47428323 is 32382474.

It is not a de Polignac number, because 47428323 - 2⁵ = 47428291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (47428333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43833 + ... + 44901.

It is an arithmetic number, because the mean of its divisors is an integer number (4134480).

Almost surely, 2^47428323 is an apocalyptic number.

47428323 is a deficient number, since it is larger than the sum of its proper divisors (18723357).

47428323 is a wasteful number, since it uses less digits than its factorization.

47428323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738.

The product of its digits is 32256, while the sum is 33.

The square root of 47428323 is about 6886.8224167609. The cubic root of 47428323 is about 361.9755663535.

The spelling of 47428323 in words is "forty-seven million, four hundred twenty-eight thousand, three hundred twenty-three".