47923223 has 2 divisors, whose sum is σ = 47923224. Its totient is φ = 47923222.

The previous prime is 47923201. The next prime is 47923231. The reversal of 47923223 is 32232974.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47923223 - 2¹² = 47919127 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47923223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47923243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23961611 + 23961612.

It is an arithmetic number, because the mean of its divisors is an integer number (23961612).

Almost surely, 2^47923223 is an apocalyptic number.

47923223 is a deficient number, since it is larger than the sum of its proper divisors (1).

47923223 is an equidigital number, since it uses as much as digits as its factorization.

47923223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18144, while the sum is 32.

The square root of 47923223 is about 6922.6601101022. The cubic root of 47923223 is about 363.2302470128.

The spelling of 47923223 in words is "forty-seven million, nine hundred twenty-three thousand, two hundred twenty-three".