33240004 has 24 divisors (see below), whose sum is σ = 66835328. Its totient is φ = 14169600.

The previous prime is 33240001. The next prime is 33240017. The reversal of 33240004 is 40004233.

It is a super-2 number, since 2×33240004² = 2209795731840032, 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 33240004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33240001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329 + ... + 8479.

Almost surely, 2^33240004 is an apocalyptic number.

It is an amenable number.

33240004 is an abundant number, since it is smaller than the sum of its proper divisors (33595324).

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

33240004 is a wasteful number, since it uses less digits than its factorization.

33240004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6355 (or 6353 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 33240004 is about 5765.4144690560. The cubic root of 33240004 is about 321.5291525042.

Adding to 33240004 its reverse (40004233), we get a palindrome (73244237).

The spelling of 33240004 in words is "thirty-three million, two hundred forty thousand, four".