63104520 has 32 divisors (see below), whose sum is σ = 189313920. Its totient is φ = 16827840.

The previous prime is 63104519. The next prime is 63104533. The reversal of 63104520 is 2540136.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 262816 + ... + 263055.

It is an arithmetic number, because the mean of its divisors is an integer number (5916060).

Almost surely, 2^63104520 is an apocalyptic number.

63104520 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

63104520 is an abundant number, since it is smaller than the sum of its proper divisors (126209400).

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

63104520 is a wasteful number, since it uses less digits than its factorization.

63104520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525885 (or 525881 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 63104520 is about 7943.8353457256. The cubic root of 63104520 is about 398.1256473911.

Adding to 63104520 its reverse (2540136), we get a palindrome (65644656).

The spelling of 63104520 in words is "sixty-three million, one hundred four thousand, five hundred twenty".