214204142 has 8 divisors (see below), whose sum is σ = 321368376. Its totient is φ = 107081352.

The previous prime is 214204139. The next prime is 214204147. The reversal of 214204142 is 241402412.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214204147) 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 3 ways as a sum of consecutive naturals, for example, 14348 + ... + 25184.

It is an arithmetic number, because the mean of its divisors is an integer number (40171047).

Almost surely, 2^214204142 is an apocalyptic number.

214204142 is a deficient number, since it is larger than the sum of its proper divisors (107164234).

214204142 is a wasteful number, since it uses less digits than its factorization.

214204142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20722.

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 214204142 is about 14635.7146050338. The cubic root of 214204142 is about 598.3325387664.

Adding to 214204142 its reverse (241402412), we get a palindrome (455606554).

The spelling of 214204142 in words is "two hundred fourteen million, two hundred four thousand, one hundred forty-two".