82203216 has 20 divisors (see below), whose sum is σ = 212358432. Its totient is φ = 27401056.

The previous prime is 82203181. The next prime is 82203239. The reversal of 82203216 is 61230228.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856236 + ... + 856331.

Almost surely, 2^82203216 is an apocalyptic number.

It is an amenable number.

82203216 is an abundant number, since it is smaller than the sum of its proper divisors (130155216).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82203216 is a wasteful number, since it uses less digits than its factorization.

82203216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1712578 (or 1712572 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 82203216 is about 9066.5989213155. The cubic root of 82203216 is about 434.8067420042.

The spelling of 82203216 in words is "eighty-two million, two hundred three thousand, two hundred sixteen".