240809304 has 16 divisors (see below), whose sum is σ = 602023320. Its totient is φ = 80269760.

The previous prime is 240809297. The next prime is 240809321. The reversal of 240809304 is 403908042.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5016837 + ... + 5016884.

Almost surely, 2^240809304 is an apocalyptic number.

240809304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

240809304 is an abundant number, since it is smaller than the sum of its proper divisors (361214016).

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

240809304 is a wasteful number, since it uses less digits than its factorization.

240809304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10033730 (or 10033726 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 240809304 is about 15518.0315762019. The cubic root of 240809304 is about 622.1442440735.

The spelling of 240809304 in words is "two hundred forty million, eight hundred nine thousand, three hundred four".