240222565 has 16 divisors (see below), whose sum is σ = 324619776. Its totient is φ = 169070400.

The previous prime is 240222551. The next prime is 240222581. The reversal of 240222565 is 565222042.

It is not a de Polignac number, because 240222565 - 2⁵ = 240222533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68742 + ... + 72151.

It is an arithmetic number, because the mean of its divisors is an integer number (20288736).

Almost surely, 2^240222565 is an apocalyptic number.

It is an amenable number.

240222565 is a deficient number, since it is larger than the sum of its proper divisors (84397211).

240222565 is a wasteful number, since it uses less digits than its factorization.

240222565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140940.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 240222565 is about 15499.1149747332. The cubic root of 240222565 is about 621.6385421737.

The spelling of 240222565 in words is "two hundred forty million, two hundred twenty-two thousand, five hundred sixty-five".