82228450 has 24 divisors (see below), whose sum is σ = 159596928. Its totient is φ = 31460880.

The previous prime is 82228429. The next prime is 82228453. The reversal of 82228450 is 5482228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82228453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34602 + ... + 36901.

It is an arithmetic number, because the mean of its divisors is an integer number (6649872).

Almost surely, 2^82228450 is an apocalyptic number.

82228450 is a deficient number, since it is larger than the sum of its proper divisors (77368478).

82228450 is a wasteful number, since it uses less digits than its factorization.

82228450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71538 (or 71533 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 82228450 is about 9067.9904058176. The cubic root of 82228450 is about 434.8512284666.

The spelling of 82228450 in words is "eighty-two million, two hundred twenty-eight thousand, four hundred fifty".