47646499 has 2 divisors, whose sum is σ = 47646500. Its totient is φ = 47646498.

The previous prime is 47646481. The next prime is 47646503. The reversal of 47646499 is 99464674.

It is a happy number.

47646499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47646499 is a prime.

It is not a weakly prime, because it can be changed into another prime (47646439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23823249 + 23823250.

It is an arithmetic number, because the mean of its divisors is an integer number (23823250).

Almost surely, 2^47646499 is an apocalyptic number.

47646499 is a deficient number, since it is larger than the sum of its proper divisors (1).

47646499 is an equidigital number, since it uses as much as digits as its factorization.

47646499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368, while the sum is 49.

The square root of 47646499 is about 6902.6443483639. The cubic root of 47646499 is about 362.5297611713.

The spelling of 47646499 in words is "forty-seven million, six hundred forty-six thousand, four hundred ninety-nine".