33220342 has 8 divisors (see below), whose sum is σ = 50574456. Its totient is φ = 16362192.

The previous prime is 33220337. The next prime is 33220351. The reversal of 33220342 is 24302233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33220342² = 2207182245193928, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 123823 + ... + 124090.

It is an arithmetic number, because the mean of its divisors is an integer number (6321807).

Almost surely, 2^33220342 is an apocalyptic number.

33220342 is a deficient number, since it is larger than the sum of its proper divisors (17354114).

33220342 is a wasteful number, since it uses less digits than its factorization.

33220342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247982.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 33220342 is about 5763.7090488678. The cubic root of 33220342 is about 321.4657434353.

Adding to 33220342 its reverse (24302233), we get a palindrome (57522575).

The spelling of 33220342 in words is "thirty-three million, two hundred twenty thousand, three hundred forty-two".