47452238 has 8 divisors (see below), whose sum is σ = 71344800. Its totient is φ = 23670640.

The previous prime is 47452217. The next prime is 47452247. The reversal of 47452238 is 83225474.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 47452198 and 47452207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26663 + ... + 28386.

It is an arithmetic number, because the mean of its divisors is an integer number (8918100).

Almost surely, 2^47452238 is an apocalyptic number.

47452238 is a deficient number, since it is larger than the sum of its proper divisors (23892562).

47452238 is a wasteful number, since it uses less digits than its factorization.

47452238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55482.

The product of its digits is 53760, while the sum is 35.

The square root of 47452238 is about 6888.5584849081. The cubic root of 47452238 is about 362.0363963283.

The spelling of 47452238 in words is "forty-seven million, four hundred fifty-two thousand, two hundred thirty-eight".