82200730 has 16 divisors (see below), whose sum is σ = 148273920. Its totient is φ = 32810832.

The previous prime is 82200719. The next prime is 82200749. The reversal of 82200730 is 3700228.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3570 + ... + 13309.

It is an arithmetic number, because the mean of its divisors is an integer number (9267120).

Almost surely, 2^82200730 is an apocalyptic number.

82200730 is a deficient number, since it is larger than the sum of its proper divisors (66073190).

82200730 is a wasteful number, since it uses less digits than its factorization.

82200730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17373.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 82200730 is about 9066.4618236664. The cubic root of 82200730 is about 434.8023587999.

Adding to 82200730 its reverse (3700228), we get a palindrome (85900958).

The spelling of 82200730 in words is "eighty-two million, two hundred thousand, seven hundred thirty".