240312423 has 48 divisors (see below), whose sum is σ = 362275584. Its totient is φ = 141523200.

The previous prime is 240312419. The next prime is 240312461. The reversal of 240312423 is 324213042.

240312423 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240312423 - 2² = 240312419 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240312423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240312463) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1591398 + ... + 1591548.

It is an arithmetic number, because the mean of its divisors is an integer number (7547408).

Almost surely, 2^240312423 is an apocalyptic number.

240312423 is a deficient number, since it is larger than the sum of its proper divisors (121963161).

240312423 is a wasteful number, since it uses less digits than its factorization.

240312423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296 (or 283 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 240312423 is about 15502.0135143793. The cubic root of 240312423 is about 621.7160428485.

Adding to 240312423 its reverse (324213042), we get a palindrome (564525465).

The spelling of 240312423 in words is "two hundred forty million, three hundred twelve thousand, four hundred twenty-three".