47059477 has 2 divisors, whose sum is σ = 47059478. Its totient is φ = 47059476.

The previous prime is 47059471. The next prime is 47059511. The reversal of 47059477 is 77495074.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 33802596 + 13256881 = 5814^2 + 3641^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47059477 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47059471) 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, 23529738 + 23529739.

It is an arithmetic number, because the mean of its divisors is an integer number (23529739).

Almost surely, 2^47059477 is an apocalyptic number.

It is an amenable number.

47059477 is a deficient number, since it is larger than the sum of its proper divisors (1).

47059477 is an equidigital number, since it uses as much as digits as its factorization.

47059477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 47059477 is about 6859.9910349796. The cubic root of 47059477 is about 361.0347723199.

The spelling of 47059477 in words is "forty-seven million, fifty-nine thousand, four hundred seventy-seven".