104821284 has 24 divisors (see below), whose sum is σ = 247935520. Its totient is φ = 34461504.

The previous prime is 104821279. The next prime is 104821289. The reversal of 104821284 is 482128401.

It is an interprime number because it is at equal distance from previous prime (104821279) and next prime (104821289).

It is not an unprimeable number, because it can be changed into a prime (104821289) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58954 + ... + 60705.

Almost surely, 2^104821284 is an apocalyptic number.

It is an amenable number.

104821284 is an abundant number, since it is smaller than the sum of its proper divisors (143114236).

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

104821284 is a wasteful number, since it uses less digits than its factorization.

104821284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119739 (or 119737 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 30.

The square root of 104821284 is about 10238.2266042513. The cubic root of 104821284 is about 471.5015865394.

Adding to 104821284 its reverse (482128401), we get a palindrome (586949685).

The spelling of 104821284 in words is "one hundred four million, eight hundred twenty-one thousand, two hundred eighty-four".