33026740 has 24 divisors (see below), whose sum is σ = 70237440. Its totient is φ = 13042848.

The previous prime is 33026723. The next prime is 33026783. The reversal of 33026740 is 4762033.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8872 + ... + 12031.

It is an arithmetic number, because the mean of its divisors is an integer number (2926560).

Almost surely, 2^33026740 is an apocalyptic number.

It is an amenable number.

33026740 is an abundant number, since it is smaller than the sum of its proper divisors (37210700).

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

33026740 is a wasteful number, since it uses less digits than its factorization.

33026740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20991 (or 20989 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 33026740 is about 5746.8895935106. The cubic root of 33026740 is about 320.8400454359.

Adding to 33026740 its reverse (4762033), we get a palindrome (37788773).

The spelling of 33026740 in words is "thirty-three million, twenty-six thousand, seven hundred forty".