47861599 has 2 divisors, whose sum is σ = 47861600. Its totient is φ = 47861598.

The previous prime is 47861591. The next prime is 47861617. The reversal of 47861599 is 99516874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47861599 - 2³ = 47861591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47861591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23930799 + 23930800.

It is an arithmetic number, because the mean of its divisors is an integer number (23930800).

Almost surely, 2^47861599 is an apocalyptic number.

47861599 is a deficient number, since it is larger than the sum of its proper divisors (1).

47861599 is an equidigital number, since it uses as much as digits as its factorization.

47861599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 544320, while the sum is 49.

The square root of 47861599 is about 6918.2077881486. The cubic root of 47861599 is about 363.0744888332.

The spelling of 47861599 in words is "forty-seven million, eight hundred sixty-one thousand, five hundred ninety-nine".