47260819 has 2 divisors, whose sum is σ = 47260820. Its totient is φ = 47260818.

The previous prime is 47260817. The next prime is 47260841. The reversal of 47260819 is 91806274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47260819 - 2¹ = 47260817 is a prime.

It is a super-2 number, since 2×47260819² = 4467170025101522, which contains 22 as substring.

Together with 47260817, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (47260817) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23630409 + 23630410.

It is an arithmetic number, because the mean of its divisors is an integer number (23630410).

Almost surely, 2^47260819 is an apocalyptic number.

47260819 is a deficient number, since it is larger than the sum of its proper divisors (1).

47260819 is an equidigital number, since it uses as much as digits as its factorization.

47260819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 47260819 is about 6874.6504638418. The cubic root of 47260819 is about 361.5489304614.

The spelling of 47260819 in words is "forty-seven million, two hundred sixty thousand, eight hundred nineteen".