333221004 has 36 divisors (see below), whose sum is σ = 843701040. Its totient is φ = 110890080.

The previous prime is 333221003. The next prime is 333221011. The reversal of 333221004 is 400122333.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×333221004² = 222072475013536032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (333221003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15382 + ... + 30050.

It is an arithmetic number, because the mean of its divisors is an integer number (23436140).

Almost surely, 2^333221004 is an apocalyptic number.

It is an amenable number.

333221004 is an abundant number, since it is smaller than the sum of its proper divisors (510480036).

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

333221004 is a wasteful number, since it uses less digits than its factorization.

333221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15310 (or 15305 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 333221004 is about 18254.3420588089. The cubic root of 333221004 is about 693.2833807905.

Adding to 333221004 its reverse (400122333), we get a palindrome (733343337).

It can be divided in two parts, 3332 and 21004, that added together give a square (24336 = 156²).

The spelling of 333221004 in words is "three hundred thirty-three million, two hundred twenty-one thousand, four".