33220003 has 8 divisors (see below), whose sum is σ = 34707456. Its totient is φ = 31758600.

The previous prime is 33220001. The next prime is 33220013. The reversal of 33220003 is 30002233.

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

It is a cyclic number.

It is not a de Polignac number, because 33220003 - 2¹ = 33220001 is a prime.

It is a super-2 number, since 2×33220003² = 2207137198640018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33220001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3883 + ... + 9028.

It is an arithmetic number, because the mean of its divisors is an integer number (4338432).

Almost surely, 2^33220003 is an apocalyptic number.

33220003 is a deficient number, since it is larger than the sum of its proper divisors (1487453).

33220003 is a wasteful number, since it uses less digits than its factorization.

33220003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13025.

The product of its (nonzero) digits is 108, while the sum is 13.

The square root of 33220003 is about 5763.6796406462. The cubic root of 33220003 is about 321.4646499561.

Adding to 33220003 its reverse (30002233), we get a palindrome (63222236).

The spelling of 33220003 in words is "thirty-three million, two hundred twenty thousand, three".