202040124 has 96 divisors (see below), whose sum is σ = 557141760. Its totient is φ = 56179200.

The previous prime is 202040093. The next prime is 202040141. The reversal of 202040124 is 421040202.

202040124 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481987 + ... + 482405.

It is an arithmetic number, because the mean of its divisors is an integer number (5803560).

Almost surely, 2^202040124 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202040124, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278570880).

202040124 is an abundant number, since it is smaller than the sum of its proper divisors (355101636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202040124 is a wasteful number, since it uses less digits than its factorization.

202040124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731 (or 729 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 202040124 is about 14214.0818908574. The cubic root of 202040124 is about 586.7852774700.

Adding to 202040124 its reverse (421040202), we get a palindrome (623080326).

The spelling of 202040124 in words is "two hundred two million, forty thousand, one hundred twenty-four".