240221264 has 40 divisors (see below), whose sum is σ = 474502368. Its totient is φ = 117786240.

The previous prime is 240221257. The next prime is 240221291. The reversal of 240221264 is 462122042.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 354494 + ... + 355170.

Almost surely, 2^240221264 is an apocalyptic number.

It is an amenable number.

240221264 is a deficient number, since it is larger than the sum of its proper divisors (234281104).

240221264 is a wasteful number, since it uses less digits than its factorization.

240221264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1077 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 240221264 is about 15499.0730045380. The cubic root of 240221264 is about 621.6374199461.

The spelling of 240221264 in words is "two hundred forty million, two hundred twenty-one thousand, two hundred sixty-four".