948474517 has 2 divisors, whose sum is σ = 948474518. Its totient is φ = 948474516.

The previous prime is 948474497. The next prime is 948474559. The reversal of 948474517 is 715474849.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 733001476 + 215473041 = 27074^2 + 14679^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-948474517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (948474817) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 474237258 + 474237259.

It is an arithmetic number, because the mean of its divisors is an integer number (474237259).

Almost surely, 2^948474517 is an apocalyptic number.

It is an amenable number.

948474517 is a deficient number, since it is larger than the sum of its proper divisors (1).

948474517 is an equidigital number, since it uses as much as digits as its factorization.

948474517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 49.

The square root of 948474517 is about 30797.3134704961. The cubic root of 948474517 is about 982.5211073124.

The spelling of 948474517 in words is "nine hundred forty-eight million, four hundred seventy-four thousand, five hundred seventeen".