470055917 has 2 divisors, whose sum is σ = 470055918. Its totient is φ = 470055916.

The previous prime is 470055913. The next prime is 470055961. The reversal of 470055917 is 719550074.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 366301321 + 103754596 = 19139^2 + 10186^2 .

It is a cyclic number.

It is not a de Polignac number, because 470055917 - 2² = 470055913 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (470055913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 235027958 + 235027959.

It is an arithmetic number, because the mean of its divisors is an integer number (235027959).

Almost surely, 2^470055917 is an apocalyptic number.

It is an amenable number.

470055917 is a deficient number, since it is larger than the sum of its proper divisors (1).

470055917 is an equidigital number, since it uses as much as digits as its factorization.

470055917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 44100, while the sum is 38.

The square root of 470055917 is about 21680.7729797625. The cubic root of 470055917 is about 777.5288420975.

The spelling of 470055917 in words is "four hundred seventy million, fifty-five thousand, nine hundred seventeen".