47241889 has 2 divisors, whose sum is σ = 47241890. Its totient is φ = 47241888.

The previous prime is 47241829. The next prime is 47241911. The reversal of 47241889 is 98814274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46348864 + 893025 = 6808^2 + 945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47241889 is a prime.

It is not a weakly prime, because it can be changed into another prime (47241829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23620944 + 23620945.

It is an arithmetic number, because the mean of its divisors is an integer number (23620945).

Almost surely, 2^47241889 is an apocalyptic number.

It is an amenable number.

47241889 is a deficient number, since it is larger than the sum of its proper divisors (1).

47241889 is an equidigital number, since it uses as much as digits as its factorization.

47241889 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 43.

The square root of 47241889 is about 6873.2735286761. The cubic root of 47241889 is about 361.5006520257.

The spelling of 47241889 in words is "forty-seven million, two hundred forty-one thousand, eight hundred eighty-nine".