47858423 has 4 divisors (see below), whose sum is σ = 49939248. Its totient is φ = 45777600.

The previous prime is 47858401. The next prime is 47858431. The reversal of 47858423 is 32485874.

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

It is a cyclic number.

It is not a de Polignac number, because 47858423 - 2¹² = 47854327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47858443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1040378 + ... + 1040423.

It is an arithmetic number, because the mean of its divisors is an integer number (12484812).

Almost surely, 2^47858423 is an apocalyptic number.

47858423 is a deficient number, since it is larger than the sum of its proper divisors (2080825).

47858423 is a wasteful number, since it uses less digits than its factorization.

47858423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2080824.

The product of its digits is 215040, while the sum is 41.

The square root of 47858423 is about 6917.9782451234. The cubic root of 47858423 is about 363.0664576899.

The spelling of 47858423 in words is "forty-seven million, eight hundred fifty-eight thousand, four hundred twenty-three".