53417817 has 6 divisors (see below), whose sum is σ = 77159082. Its totient is φ = 35611872.

The previous prime is 53417809. The next prime is 53417831. The reversal of 53417817 is 71871435.

It can be written as a sum of positive squares in only one way, i.e., 27499536 + 25918281 = 5244^2 + 5091^2 .

It is not a de Polignac number, because 53417817 - 2³ = 53417809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53417857) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2967648 + ... + 2967665.

It is an arithmetic number, because the mean of its divisors is an integer number (12859847).

Almost surely, 2^53417817 is an apocalyptic number.

It is an amenable number.

53417817 is a deficient number, since it is larger than the sum of its proper divisors (23741265).

53417817 is a wasteful number, since it uses less digits than its factorization.

53417817 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5935319 (or 5935316 counting only the distinct ones).

The product of its digits is 23520, while the sum is 36.

The square root of 53417817 is about 7308.7493458183. The cubic root of 53417817 is about 376.6130621327.

The spelling of 53417817 in words is "fifty-three million, four hundred seventeen thousand, eight hundred seventeen".