33020752 has 10 divisors (see below), whose sum is σ = 63977738. Its totient is φ = 16510368.

The previous prime is 33020717. The next prime is 33020753. The reversal of 33020752 is 25702033.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 25644096 + 7376656 = 5064^2 + 2716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33020753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1031883 + ... + 1031914.

Almost surely, 2^33020752 is an apocalyptic number.

It is an amenable number.

33020752 is a deficient number, since it is larger than the sum of its proper divisors (30956986).

33020752 is a wasteful number, since it uses less digits than its factorization.

33020752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063805 (or 2063799 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 22.

The square root of 33020752 is about 5746.3685924243. The cubic root of 33020752 is about 320.8206540144.

Adding to 33020752 its reverse (25702033), we get a palindrome (58722785).

The spelling of 33020752 in words is "thirty-three million, twenty thousand, seven hundred fifty-two".