255502104 has 128 divisors (see below), whose sum is σ = 758419200. Its totient is φ = 70709760.

The previous prime is 255502081. The next prime is 255502141. The reversal of 255502104 is 401205552.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 373747 + ... + 374429.

It is an arithmetic number, because the mean of its divisors is an integer number (5925150).

Almost surely, 2^255502104 is an apocalyptic number.

255502104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 255502104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379209600).

255502104 is an abundant number, since it is smaller than the sum of its proper divisors (502917096).

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

255502104 is a wasteful number, since it uses less digits than its factorization.

255502104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825 (or 821 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 255502104 is about 15984.4331773135. The cubic root of 255502104 is about 634.5485074639.

Adding to 255502104 its reverse (401205552), we get a palindrome (656707656).

The spelling of 255502104 in words is "two hundred fifty-five million, five hundred two thousand, one hundred four".