333440020 has 12 divisors (see below), whose sum is σ = 700224084. Its totient is φ = 133376000.

The previous prime is 333439991. The next prime is 333440059. The reversal of 333440020 is 20044333.

It can be written as a sum of positive squares in 2 ways, for example, as 89643024 + 243796996 = 9468^2 + 15614^2 .

It is a super-2 number, since 2×333440020² = 222364493875200800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 333440020.

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, 8335981 + ... + 8336020.

It is an arithmetic number, because the mean of its divisors is an integer number (58352007).

Almost surely, 2^333440020 is an apocalyptic number.

It is an amenable number.

333440020 is an abundant number, since it is smaller than the sum of its proper divisors (366784064).

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

333440020 is a wasteful number, since it uses less digits than its factorization.

333440020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16672010 (or 16672008 counting only the distinct ones).

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

The square root of 333440020 is about 18260.3400844563. The cubic root of 333440020 is about 693.4352388633.

Adding to 333440020 its reverse (20044333), we get a palindrome (353484353).

The spelling of 333440020 in words is "three hundred thirty-three million, four hundred forty thousand, twenty".