33421036 has 12 divisors (see below), whose sum is σ = 63803880. Its totient is φ = 15191360.

The previous prime is 33420991. The next prime is 33421067. The reversal of 33421036 is 63012433.

It is a super-2 number, since 2×33421036² = 2233931294626592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 33420998 and 33421016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 379741 + ... + 379828.

It is an arithmetic number, because the mean of its divisors is an integer number (5316990).

Almost surely, 2^33421036 is an apocalyptic number.

It is an amenable number.

33421036 is a deficient number, since it is larger than the sum of its proper divisors (30382844).

33421036 is a wasteful number, since it uses less digits than its factorization.

33421036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759584 (or 759582 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 33421036 is about 5781.0929762459. The cubic root of 33421036 is about 322.1118009983. Note that the first 3 decimals are identical.

Adding to 33421036 its reverse (63012433), we get a palindrome (96433469).

The spelling of 33421036 in words is "thirty-three million, four hundred twenty-one thousand, thirty-six".