240148385 has 4 divisors (see below), whose sum is σ = 288178068. Its totient is φ = 192118704.

The previous prime is 240148379. The next prime is 240148397. The reversal of 240148385 is 583841042.

240148385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52896529 + 187251856 = 7273^2 + 13684^2 .

It is a cyclic number.

It is not a de Polignac number, because 240148385 - 2¹⁶ = 240082849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24014834 + ... + 24014843.

It is an arithmetic number, because the mean of its divisors is an integer number (72044517).

Almost surely, 2^240148385 is an apocalyptic number.

It is an amenable number.

240148385 is a deficient number, since it is larger than the sum of its proper divisors (48029683).

240148385 is an equidigital number, since it uses as much as digits as its factorization.

240148385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48029682.

The product of its (nonzero) digits is 30720, while the sum is 35.

The square root of 240148385 is about 15496.7217500993. The cubic root of 240148385 is about 621.5745488871.

The spelling of 240148385 in words is "two hundred forty million, one hundred forty-eight thousand, three hundred eighty-five".