240438512 has 10 divisors (see below), whose sum is σ = 465849648. Its totient is φ = 120219248.

The previous prime is 240438503. The next prime is 240438533. The reversal of 240438512 is 215834042.

It is a happy number.

240438512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7513688 + ... + 7513719.

Almost surely, 2^240438512 is an apocalyptic number.

It is an amenable number.

240438512 is a deficient number, since it is larger than the sum of its proper divisors (225411136).

240438512 is a wasteful number, since it uses less digits than its factorization.

240438512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15027415 (or 15027409 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 240438512 is about 15506.0798398564. The cubic root of 240438512 is about 621.8247594472.

The spelling of 240438512 in words is "two hundred forty million, four hundred thirty-eight thousand, five hundred twelve".