240225040 has 40 divisors (see below), whose sum is σ = 609300288. Its totient is φ = 87354240.

The previous prime is 240225031. The next prime is 240225061. The reversal of 240225040 is 40522042.

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

It is a junction number, because it is equal to n+sod(n) for n = 240224999 and 240225017.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135612 + ... + 137371.

Almost surely, 2^240225040 is an apocalyptic number.

240225040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240225040 is an abundant number, since it is smaller than the sum of its proper divisors (369075248).

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

240225040 is a wasteful number, since it uses less digits than its factorization.

240225040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273007 (or 273001 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 240225040 is about 15499.1948177962. The cubic root of 240225040 is about 621.6406770691.

Adding to 240225040 its reverse (40522042), we get a palindrome (280747082).

The spelling of 240225040 in words is "two hundred forty million, two hundred twenty-five thousand, forty".