521104324 has 12 divisors (see below), whose sum is σ = 982081324. Its totient is φ = 240509664.

The previous prime is 521104319. The next prime is 521104351. The reversal of 521104324 is 423401125.

It can be written as a sum of positive squares in 2 ways, for example, as 105678400 + 415425924 = 10280^2 + 20382^2 .

It is a hoax number, since the sum of its digits (22) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 521104295 and 521104304.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5010567 + ... + 5010670.

Almost surely, 2^521104324 is an apocalyptic number.

It is an amenable number.

521104324 is a deficient number, since it is larger than the sum of its proper divisors (460977000).

521104324 is a wasteful number, since it uses less digits than its factorization.

521104324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10021254 (or 10021252 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 521104324 is about 22827.7095653506. The cubic root of 521104324 is about 804.7140035703.

Adding to 521104324 its reverse (423401125), we get a palindrome (944505449).

The spelling of 521104324 in words is "five hundred twenty-one million, one hundred four thousand, three hundred twenty-four".