33226940 has 12 divisors (see below), whose sum is σ = 69776616. Its totient is φ = 13290768.

The previous prime is 33226939. The next prime is 33226943. The reversal of 33226940 is 4962233.

It is a super-2 number, since 2×33226940² = 2208059083527200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33226943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 830654 + ... + 830693.

It is an arithmetic number, because the mean of its divisors is an integer number (5814718).

Almost surely, 2^33226940 is an apocalyptic number.

It is an amenable number.

33226940 is an abundant number, since it is smaller than the sum of its proper divisors (36549676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33226940 is a wasteful number, since it uses less digits than its factorization.

33226940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1661356 (or 1661354 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 33226940 is about 5764.2813949355. The cubic root of 33226940 is about 321.4870244782.

It can be divided in two parts, 332 and 26940, that added together give a palindrome (27272).

The spelling of 33226940 in words is "thirty-three million, two hundred twenty-six thousand, nine hundred forty".