240584240 has 40 divisors (see below), whose sum is σ = 602388528. Its totient is φ = 88830720.

The previous prime is 240584231. The next prime is 240584291. The reversal of 240584240 is 42485042.

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

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114626 + ... + 116705.

Almost surely, 2^240584240 is an apocalyptic number.

240584240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

240584240 is an abundant number, since it is smaller than the sum of its proper divisors (361804288).

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

240584240 is a wasteful number, since it uses less digits than its factorization.

240584240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231357 (or 231351 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 240584240 is about 15510.7781880859. The cubic root of 240584240 is about 621.9503618676.

The spelling of 240584240 in words is "two hundred forty million, five hundred eighty-four thousand, two hundred forty".