52109522 has 8 divisors (see below), whose sum is σ = 82762236. Its totient is φ = 24522112.

The previous prime is 52109509. The next prime is 52109531. The reversal of 52109522 is 22590125.

It can be written as a sum of positive squares in 2 ways, for example, as 43705321 + 8404201 = 6611^2 + 2899^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 52109491 and 52109500.

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 3 ways as a sum of consecutive naturals, for example, 766283 + ... + 766350.

Almost surely, 2^52109522 is an apocalyptic number.

52109522 is a deficient number, since it is larger than the sum of its proper divisors (30652714).

52109522 is a wasteful number, since it uses less digits than its factorization.

52109522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1532652.

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 52109522 is about 7218.6925408969. The cubic root of 52109522 is about 373.5129781330.

Adding to 52109522 its reverse (22590125), we get a palindrome (74699647).

The spelling of 52109522 in words is "fifty-two million, one hundred nine thousand, five hundred twenty-two".