82404150 has 48 divisors (see below), whose sum is σ = 205125264. Its totient is φ = 21892480.

The previous prime is 82404149. The next prime is 82404163. The reversal of 82404150 is 5140428.

It is a self number, because there is not a number n which added to its sum of digits gives 82404150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46684 + ... + 48416.

It is an arithmetic number, because the mean of its divisors is an integer number (4273443).

Almost surely, 2^82404150 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82404150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102562632).

82404150 is an abundant number, since it is smaller than the sum of its proper divisors (122721114).

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

82404150 is a wasteful number, since it uses less digits than its factorization.

82404150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 82404150 is about 9077.6731600119. The cubic root of 82404150 is about 435.1607280277.

Adding to 82404150 its reverse (5140428), we get a palindrome (87544578).

The spelling of 82404150 in words is "eighty-two million, four hundred four thousand, one hundred fifty".