330222440 has 16 divisors (see below), whose sum is σ = 743000580. Its totient is φ = 132088960.

The previous prime is 330222419. The next prime is 330222461. The reversal of 330222440 is 44222033.

It is an interprime number because it is at equal distance from previous prime (330222419) and next prime (330222461).

It can be written as a sum of positive squares in 2 ways, for example, as 320624836 + 9597604 = 17906^2 + 3098^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 4127741 + ... + 4127820.

Almost surely, 2^330222440 is an apocalyptic number.

It is an amenable number.

330222440 is an abundant number, since it is smaller than the sum of its proper divisors (412778140).

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

330222440 is a wasteful number, since it uses less digits than its factorization.

330222440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8255572 (or 8255568 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 330222440 is about 18172.0235527032. The cubic root of 330222440 is about 691.1975562632.

Adding to 330222440 its reverse (44222033), we get a palindrome (374444473).

The spelling of 330222440 in words is "three hundred thirty million, two hundred twenty-two thousand, four hundred forty".