200540542 has 16 divisors (see below), whose sum is σ = 315067392. Its totient is φ = 95550840.

The previous prime is 200540531. The next prime is 200540569. The reversal of 200540542 is 245045002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4423 + ... + 20509.

It is an arithmetic number, because the mean of its divisors is an integer number (19691712).

Almost surely, 2^200540542 is an apocalyptic number.

200540542 is a deficient number, since it is larger than the sum of its proper divisors (114526850).

200540542 is a wasteful number, since it uses less digits than its factorization.

200540542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16383.

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 200540542 is about 14161.2337739337. The cubic root of 200540542 is about 585.3299251771.

Adding to 200540542 its reverse (245045002), we get a palindrome (445585544).

The spelling of 200540542 in words is "two hundred million, five hundred forty thousand, five hundred forty-two".