33113522 has 18 divisors (see below), whose sum is σ = 53957367. Its totient is φ = 15234336.

The previous prime is 33113497. The next prime is 33113539. The reversal of 33113522 is 22531133.

It can be written as a sum of positive squares in 5 ways, for example, as 3094081 + 30019441 = 1759^2 + 5479^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=4069.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33113494 and 33113503.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 105638 + ... + 105950.

Almost surely, 2^33113522 is an apocalyptic number.

33113522 is a deficient number, since it is larger than the sum of its proper divisors (20843845).

33113522 is an equidigital number, since it uses as much as digits as its factorization.

33113522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654 (or 328 counting only the distinct ones).

The product of its digits is 540, while the sum is 20.

The square root of 33113522 is about 5754.4349852961. The cubic root of 33113522 is about 321.1208157978.

Adding to 33113522 its reverse (22531133), we get a palindrome (55644655).

The spelling of 33113522 in words is "thirty-three million, one hundred thirteen thousand, five hundred twenty-two".