200022542 has 4 divisors (see below), whose sum is σ = 300033816. Its totient is φ = 100011270.

The previous prime is 200022539. The next prime is 200022547. The reversal of 200022542 is 245220002.

200022542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 200022542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200022547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005634 + ... + 50005637.

It is an arithmetic number, because the mean of its divisors is an integer number (75008454).

Almost surely, 2^200022542 is an apocalyptic number.

200022542 is a deficient number, since it is larger than the sum of its proper divisors (100011274).

200022542 is a wasteful number, since it uses less digits than its factorization.

200022542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100011273.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 200022542 is about 14142.9325813284. The cubic root of 200022542 is about 584.8255178865.

Adding to 200022542 its reverse (245220002), we get a palindrome (445242544).

It can be divided in two parts, 2000 and 22542, that added together give a palindrome (24542).

The spelling of 200022542 in words is "two hundred million, twenty-two thousand, five hundred forty-two".