240438455 has 8 divisors (see below), whose sum is σ = 289332000. Its totient is φ = 191813536.

The previous prime is 240438431. The next prime is 240438461. The reversal of 240438455 is 554834042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240438455 - 2¹⁶ = 240372919 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65180 + ... + 68769.

It is an arithmetic number, because the mean of its divisors is an integer number (36166500).

Almost surely, 2^240438455 is an apocalyptic number.

240438455 is a deficient number, since it is larger than the sum of its proper divisors (48893545).

240438455 is a wasteful number, since it uses less digits than its factorization.

240438455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134313.

The product of its (nonzero) digits is 76800, while the sum is 35.

The square root of 240438455 is about 15506.0780018675. The cubic root of 240438455 is about 621.8247103092.

The spelling of 240438455 in words is "two hundred forty million, four hundred thirty-eight thousand, four hundred fifty-five".