333320240 has 80 divisors (see below), whose sum is σ = 863516160. Its totient is φ = 118613760.

The previous prime is 333320237. The next prime is 333320261. The reversal of 333320240 is 42023333.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×333320240² = 222204764787315200, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 37331 + ... + 45389.

It is an arithmetic number, because the mean of its divisors is an integer number (10793952).

Almost surely, 2^333320240 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 333320240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (431758080).

333320240 is an abundant number, since it is smaller than the sum of its proper divisors (530195920).

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

333320240 is a wasteful number, since it uses less digits than its factorization.

333320240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8130 (or 8124 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

The square root of 333320240 is about 18257.0600042833. The cubic root of 333320240 is about 693.3521958215.

Adding to 333320240 its reverse (42023333), we get a palindrome (375343573).

It can be divided in two parts, 3333 and 20240, that multiplied together give a triangular number (67459920 = T₁₁₆₁₅).

The spelling of 333320240 in words is "three hundred thirty-three million, three hundred twenty thousand, two hundred forty".