240305164 has 12 divisors (see below), whose sum is σ = 458764488. Its totient is φ = 109229600.

The previous prime is 240305161. The next prime is 240305189. The reversal of 240305164 is 461503042.

It is not an unprimeable number, because it can be changed into a prime (240305161) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2730697 + ... + 2730784.

It is an arithmetic number, because the mean of its divisors is an integer number (38230374).

Almost surely, 2^240305164 is an apocalyptic number.

It is an amenable number.

240305164 is a deficient number, since it is larger than the sum of its proper divisors (218459324).

240305164 is a wasteful number, since it uses less digits than its factorization.

240305164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5461496 (or 5461494 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 240305164 is about 15501.7793817355. The cubic root of 240305164 is about 621.7097828279.

The spelling of 240305164 in words is "two hundred forty million, three hundred five thousand, one hundred sixty-four".