83417273 has 4 divisors (see below), whose sum is σ = 83665140. Its totient is φ = 83169408.

The previous prime is 83417233. The next prime is 83417287. The reversal of 83417273 is 37271438.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39287824 + 44129449 = 6268^2 + 6643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-83417273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83417233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123428 + ... + 124101.

It is an arithmetic number, because the mean of its divisors is an integer number (20916285).

Almost surely, 2^83417273 is an apocalyptic number.

It is an amenable number.

83417273 is a deficient number, since it is larger than the sum of its proper divisors (247867).

83417273 is a wasteful number, since it uses less digits than its factorization.

83417273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247866.

The product of its digits is 28224, while the sum is 35.

The square root of 83417273 is about 9133.3056994716. The cubic root of 83417273 is about 436.9368392607.

The spelling of 83417273 in words is "eighty-three million, four hundred seventeen thousand, two hundred seventy-three".