47552717 has 2 divisors, whose sum is σ = 47552718. Its totient is φ = 47552716.

The previous prime is 47552693. The next prime is 47552809. The reversal of 47552717 is 71725574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46594276 + 958441 = 6826^2 + 979^2 .

It is a cyclic number.

It is not a de Polignac number, because 47552717 - 2²⁴ = 30775501 is a prime.

It is a super-2 number, since 2×47552717² = 4522521788164178, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47552917) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23776358 + 23776359.

It is an arithmetic number, because the mean of its divisors is an integer number (23776359).

Almost surely, 2^47552717 is an apocalyptic number.

It is an amenable number.

47552717 is a deficient number, since it is larger than the sum of its proper divisors (1).

47552717 is an equidigital number, since it uses as much as digits as its factorization.

47552717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68600, while the sum is 38.

The square root of 47552717 is about 6895.8478086454. The cubic root of 47552717 is about 362.2917507008.

The spelling of 47552717 in words is "forty-seven million, five hundred fifty-two thousand, seven hundred seventeen".