53522522 has 4 divisors (see below), whose sum is σ = 80283786. Its totient is φ = 26761260.

The previous prime is 53522509. The next prime is 53522543. The reversal of 53522522 is 22522535.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 48455521 + 5067001 = 6961^2 + 2251^2 .

It is a super-2 number, since 2×53522522² = 5729320722480968, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53522491 and 53522500.

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 as a sum of consecutive naturals, namely, 13380629 + ... + 13380632.

Almost surely, 2^53522522 is an apocalyptic number.

53522522 is a deficient number, since it is larger than the sum of its proper divisors (26761264).

53522522 is a wasteful number, since it uses less digits than its factorization.

53522522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26761263.

The product of its digits is 6000, while the sum is 26.

The square root of 53522522 is about 7315.9088293937. The cubic root of 53522522 is about 376.8589696865.

The spelling of 53522522 in words is "fifty-three million, five hundred twenty-two thousand, five hundred twenty-two".