47924587 has 2 divisors, whose sum is σ = 47924588. Its totient is φ = 47924586.

The previous prime is 47924563. The next prime is 47924603. The reversal of 47924587 is 78542974.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47924587 is a prime.

It is not a weakly prime, because it can be changed into another prime (47924557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23962293 + 23962294.

It is an arithmetic number, because the mean of its divisors is an integer number (23962294).

Almost surely, 2^47924587 is an apocalyptic number.

47924587 is a deficient number, since it is larger than the sum of its proper divisors (1).

47924587 is an equidigital number, since it uses as much as digits as its factorization.

47924587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 564480, while the sum is 46.

The square root of 47924587 is about 6922.7586264437. The cubic root of 47924587 is about 363.2336930898.

The spelling of 47924587 in words is "forty-seven million, nine hundred twenty-four thousand, five hundred eighty-seven".