2240306523 has 96 divisors (see below), whose sum is σ = 4113607680. Its totient is φ = 1143555840.

The previous prime is 2240306483. The next prime is 2240306527. The reversal of 2240306523 is 3256030422.

2240306523 is a `hidden beast` number, since 2 + 2 + 4 + 0 + 3 + 0 + 652 + 3 = 666.

It is not a de Polignac number, because 2240306523 - 2⁶ = 2240306459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2240306527) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3430465 + ... + 3431117.

It is an arithmetic number, because the mean of its divisors is an integer number (42850080).

Almost surely, 2^2240306523 is an apocalyptic number.

2240306523 is a deficient number, since it is larger than the sum of its proper divisors (1873301157).

2240306523 is a wasteful number, since it uses less digits than its factorization.

2240306523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809 (or 806 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 2240306523 is about 47331.8763942441. The cubic root of 2240306523 is about 1308.4862033211.

Adding to 2240306523 its reverse (3256030422), we get a palindrome (5496336945).

The spelling of 2240306523 in words is "two billion, two hundred forty million, three hundred six thousand, five hundred twenty-three".