333420240 has 40 divisors (see below), whose sum is σ = 1033603488. Its totient is φ = 88912000.

The previous prime is 333420223. The next prime is 333420251. The reversal of 333420240 is 42024333.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×333420240² = 222338112883315200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694386 + ... + 694865.

Almost surely, 2^333420240 is an apocalyptic number.

333420240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

333420240 is an abundant number, since it is smaller than the sum of its proper divisors (700183248).

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

333420240 is a wasteful number, since it uses less digits than its factorization.

333420240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389267 (or 1389261 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 333420240 is about 18259.7984654815. The cubic root of 333420240 is about 693.4215268317.

Adding to 333420240 its reverse (42024333), we get a palindrome (375444573).

The spelling of 333420240 in words is "three hundred thirty-three million, four hundred twenty thousand, two hundred forty".