104021500 has 48 divisors (see below), whose sum is σ = 247849056. Its totient is φ = 37824000.

The previous prime is 104021473. The next prime is 104021503. The reversal of 104021500 is 5120401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104021503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3957 + ... + 14956.

It is an arithmetic number, because the mean of its divisors is an integer number (5163522).

Almost surely, 2^104021500 is an apocalyptic number.

104021500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104021500 is an abundant number, since it is smaller than the sum of its proper divisors (143827556).

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

104021500 is a wasteful number, since it uses less digits than its factorization.

104021500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18943 (or 18931 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 104021500 is about 10199.0930969376. The cubic root of 104021500 is about 470.2993415265.

Adding to 104021500 its reverse (5120401), we get a palindrome (109141901).

The spelling of 104021500 in words is "one hundred four million, twenty-one thousand, five hundred".