33390652 has 12 divisors (see below), whose sum is σ = 61871040. Its totient is φ = 15713216.

The previous prime is 33390631. The next prime is 33390653. The reversal of 33390652 is 25609333.

It is a super-2 number, since 2×33390652² = 2229871281970208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33390653) 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, 245452 + ... + 245587.

It is an arithmetic number, because the mean of its divisors is an integer number (5155920).

Almost surely, 2^33390652 is an apocalyptic number.

It is an amenable number.

33390652 is a deficient number, since it is larger than the sum of its proper divisors (28480388).

33390652 is a wasteful number, since it uses less digits than its factorization.

33390652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491060 (or 491058 counting only the distinct ones).

The product of its (nonzero) digits is 14580, while the sum is 31.

The square root of 33390652 is about 5778.4645019244. The cubic root of 33390652 is about 322.0141577819.

Adding to 33390652 its reverse (25609333), we get a palindrome (58999985).

The spelling of 33390652 in words is "thirty-three million, three hundred ninety thousand, six hundred fifty-two".