33605132 has 12 divisors (see below), whose sum is σ = 64155336. Its totient is φ = 15275040.

The previous prime is 33605087. The next prime is 33605137. The reversal of 33605132 is 23150633.

It is a super-2 number, since 2×33605132² = 2258609793474848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33605098 and 33605107.

It is not an unprimeable number, because it can be changed into a prime (33605137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 381833 + ... + 381920.

It is an arithmetic number, because the mean of its divisors is an integer number (5346278).

Almost surely, 2^33605132 is an apocalyptic number.

It is an amenable number.

33605132 is a deficient number, since it is larger than the sum of its proper divisors (30550204).

33605132 is a wasteful number, since it uses less digits than its factorization.

33605132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763768 (or 763766 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 33605132 is about 5796.9933586300. The cubic root of 33605132 is about 322.7021571698.

Adding to 33605132 its reverse (23150633), we get a palindrome (56755765).

The spelling of 33605132 in words is "thirty-three million, six hundred five thousand, one hundred thirty-two".