47444923 has 2 divisors, whose sum is σ = 47444924. Its totient is φ = 47444922.

The previous prime is 47444893. The next prime is 47444933. The reversal of 47444923 is 32944474.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47444923 - 2¹³ = 47436731 is a prime.

It is not a weakly prime, because it can be changed into another prime (47444933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23722461 + 23722462.

It is an arithmetic number, because the mean of its divisors is an integer number (23722462).

Almost surely, 2^47444923 is an apocalyptic number.

47444923 is a deficient number, since it is larger than the sum of its proper divisors (1).

47444923 is an equidigital number, since it uses as much as digits as its factorization.

47444923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 37.

The square root of 47444923 is about 6888.0275115595. The cubic root of 47444923 is about 362.0177921314.

The spelling of 47444923 in words is "forty-seven million, four hundred forty-four thousand, nine hundred twenty-three".