200740142 has 16 divisors (see below), whose sum is σ = 309219792. Its totient is φ = 97701120.

The previous prime is 200740129. The next prime is 200740147. The reversal of 200740142 is 241047002.

It is a super-2 number, since 2×200740142² = 80593209220360328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200740147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3353 + ... + 20315.

It is an arithmetic number, because the mean of its divisors is an integer number (19326237).

Almost surely, 2^200740142 is an apocalyptic number.

200740142 is a deficient number, since it is larger than the sum of its proper divisors (108479650).

200740142 is a wasteful number, since it uses less digits than its factorization.

200740142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17123.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 200740142 is about 14168.2794297685. The cubic root of 200740142 is about 585.5240556873.

Adding to 200740142 its reverse (241047002), we get a palindrome (441787144).

The spelling of 200740142 in words is "two hundred million, seven hundred forty thousand, one hundred forty-two".