82417203 has 16 divisors (see below), whose sum is σ = 133200000. Its totient is φ = 49949640.

The previous prime is 82417183. The next prime is 82417213. The reversal of 82417203 is 30271428.

It is not a de Polignac number, because 82417203 - 2²⁶ = 15308339 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (82417213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138453 + ... + 139046.

It is an arithmetic number, because the mean of its divisors is an integer number (8325000).

Almost surely, 2^82417203 is an apocalyptic number.

82417203 is a deficient number, since it is larger than the sum of its proper divisors (50782797).

82417203 is a wasteful number, since it uses less digits than its factorization.

82417203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277519 (or 277513 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 82417203 is about 9078.3920933170. The cubic root of 82417203 is about 435.1837036226.

The spelling of 82417203 in words is "eighty-two million, four hundred seventeen thousand, two hundred three".