210412142 has 8 divisors (see below), whose sum is σ = 329340816. Its totient is φ = 100631872.

The previous prime is 210412129. The next prime is 210412171. The reversal of 210412142 is 241214012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 210412142.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2287043 + ... + 2287134.

It is an arithmetic number, because the mean of its divisors is an integer number (41167602).

Almost surely, 2^210412142 is an apocalyptic number.

210412142 is a deficient number, since it is larger than the sum of its proper divisors (118928674).

210412142 is a wasteful number, since it uses less digits than its factorization.

210412142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574202.

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 210412142 is about 14505.5900259176. The cubic root of 210412142 is about 594.7807887719.

Adding to 210412142 its reverse (241214012), we get a palindrome (451626154).

The spelling of 210412142 in words is "two hundred ten million, four hundred twelve thousand, one hundred forty-two".