240921315 has 24 divisors (see below), whose sum is σ = 418700880. Its totient is φ = 128151744.

The previous prime is 240921293. The next prime is 240921353. The reversal of 240921315 is 513129042.

It is not a de Polignac number, because 240921315 - 2¹¹ = 240919267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10624 + ... + 24386.

It is an arithmetic number, because the mean of its divisors is an integer number (17445870).

Almost surely, 2^240921315 is an apocalyptic number.

240921315 is a deficient number, since it is larger than the sum of its proper divisors (177779565).

240921315 is a wasteful number, since it uses less digits than its factorization.

240921315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14163 (or 14160 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 240921315 is about 15521.6402161627. The cubic root of 240921315 is about 622.2406913393.

The spelling of 240921315 in words is "two hundred forty million, nine hundred twenty-one thousand, three hundred fifteen".