240005133 has 16 divisors (see below), whose sum is σ = 376479360. Its totient is φ = 150591168.

The previous prime is 240005123. The next prime is 240005137. The reversal of 240005133 is 331500042.

It is not a de Polignac number, because 240005133 - 2⁹ = 240004621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240005137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 260985 + ... + 261902.

It is an arithmetic number, because the mean of its divisors is an integer number (23529960).

Almost surely, 2^240005133 is an apocalyptic number.

It is an amenable number.

240005133 is a deficient number, since it is larger than the sum of its proper divisors (136474227).

240005133 is a wasteful number, since it uses less digits than its factorization.

240005133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522913 (or 522907 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 240005133 is about 15492.0990508065. The cubic root of 240005133 is about 621.4509315549.

Adding to 240005133 its reverse (331500042), we get a palindrome (571505175).

The spelling of 240005133 in words is "two hundred forty million, five thousand, one hundred thirty-three".