523040122 has 64 divisors (see below), whose sum is σ = 944317440. Its totient is φ = 214502400.

The previous prime is 523040117. The next prime is 523040129. The reversal of 523040122 is 221040325.

It is a self number, because there is not a number n which added to its sum of digits gives 523040122.

It is not an unprimeable number, because it can be changed into a prime (523040129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2283904 + ... + 2284132.

It is an arithmetic number, because the mean of its divisors is an integer number (14754960).

Almost surely, 2^523040122 is an apocalyptic number.

523040122 is a deficient number, since it is larger than the sum of its proper divisors (421277318).

523040122 is a wasteful number, since it uses less digits than its factorization.

523040122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 523040122 is about 22870.0704415181. The cubic root of 523040122 is about 805.7092225898.

Adding to 523040122 its reverse (221040325), we get a palindrome (744080447).

The spelling of 523040122 in words is "five hundred twenty-three million, forty thousand, one hundred twenty-two".