47375717 has 2 divisors, whose sum is σ = 47375718. Its totient is φ = 47375716.

The previous prime is 47375687. The next prime is 47375737. The reversal of 47375717 is 71757374.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47348161 + 27556 = 6881^2 + 166^2 .

It is a cyclic number.

It is not a de Polignac number, because 47375717 - 2¹⁰ = 47374693 is a prime.

It is a super-2 number, since 2×47375717² = 4488917122528178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47375737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23687858 + 23687859.

It is an arithmetic number, because the mean of its divisors is an integer number (23687859).

Almost surely, 2^47375717 is an apocalyptic number.

It is an amenable number.

47375717 is a deficient number, since it is larger than the sum of its proper divisors (1).

47375717 is an equidigital number, since it uses as much as digits as its factorization.

47375717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144060, while the sum is 41.

The square root of 47375717 is about 6883.0020339965. The cubic root of 47375717 is about 361.8416862155.

The spelling of 47375717 in words is "forty-seven million, three hundred seventy-five thousand, seven hundred seventeen".