47757079 has 2 divisors, whose sum is σ = 47757080. Its totient is φ = 47757078.

The previous prime is 47757043. The next prime is 47757139. The reversal of 47757079 is 97075774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47757079 - 2⁹ = 47756567 is a prime.

It is a super-2 number, since 2×47757079² = 4561477189224482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47757179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23878539 + 23878540.

It is an arithmetic number, because the mean of its divisors is an integer number (23878540).

Almost surely, 2^47757079 is an apocalyptic number.

47757079 is a deficient number, since it is larger than the sum of its proper divisors (1).

47757079 is an equidigital number, since it uses as much as digits as its factorization.

47757079 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432180, while the sum is 46.

The square root of 47757079 is about 6910.6496800229. The cubic root of 47757079 is about 362.8100025930.

The spelling of 47757079 in words is "forty-seven million, seven hundred fifty-seven thousand, seventy-nine".