201040424 has 32 divisors (see below), whose sum is σ = 423601920. Its totient is φ = 88752576.

The previous prime is 201040423. The next prime is 201040457. The reversal of 201040424 is 424040102.

It is not an unprimeable number, because it can be changed into a prime (201040421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39632 + ... + 44415.

It is an arithmetic number, because the mean of its divisors is an integer number (13237560).

Almost surely, 2^201040424 is an apocalyptic number.

It is an amenable number.

201040424 is an abundant number, since it is smaller than the sum of its proper divisors (222561496).

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

201040424 is a wasteful number, since it uses less digits than its factorization.

201040424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84089 (or 84085 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 17.

The square root of 201040424 is about 14178.8724516444. The cubic root of 201040424 is about 585.8158670081.

Adding to 201040424 its reverse (424040102), we get a palindrome (625080526).

The spelling of 201040424 in words is "two hundred one million, forty thousand, four hundred twenty-four".