240323523 has 16 divisors (see below), whose sum is σ = 349894272. Its totient is φ = 145512000.

The previous prime is 240323507. The next prime is 240323623. The reversal of 240323523 is 325323042.

240323523 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 240323523 - 2⁴ = 240323507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240323493 and 240323502.

It is not an unprimeable number, because it can be changed into a prime (240323323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39783 + ... + 45423.

It is an arithmetic number, because the mean of its divisors is an integer number (21868392).

Almost surely, 2^240323523 is an apocalyptic number.

240323523 is a deficient number, since it is larger than the sum of its proper divisors (109570749).

240323523 is a wasteful number, since it uses less digits than its factorization.

240323523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6946.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 240323523 is about 15502.3715282533. The cubic root of 240323523 is about 621.7256150292.

Adding to 240323523 its reverse (325323042), we get a palindrome (565646565).

The spelling of 240323523 in words is "two hundred forty million, three hundred twenty-three thousand, five hundred twenty-three".