210534142 has 64 divisors (see below), whose sum is σ = 406788480. Its totient is φ = 79478784.

The previous prime is 210534109. The next prime is 210534187. The reversal of 210534142 is 241435012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596238 + ... + 596590.

It is an arithmetic number, because the mean of its divisors is an integer number (6356070).

Almost surely, 2^210534142 is an apocalyptic number.

210534142 is a deficient number, since it is larger than the sum of its proper divisors (196254338).

210534142 is a wasteful number, since it uses less digits than its factorization.

210534142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 210534142 is about 14509.7946918625. The cubic root of 210534142 is about 594.8957207266.

Adding to 210534142 its reverse (241435012), we get a palindrome (451969154).

The spelling of 210534142 in words is "two hundred ten million, five hundred thirty-four thousand, one hundred forty-two".