214251142 has 16 divisors (see below), whose sum is σ = 367476480. Its totient is φ = 91774728.

The previous prime is 214251083. The next prime is 214251143. The reversal of 214251142 is 241152412.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (214251143) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 47209 + ... + 51547.

It is an arithmetic number, because the mean of its divisors is an integer number (22967280).

Almost surely, 2^214251142 is an apocalyptic number.

214251142 is a deficient number, since it is larger than the sum of its proper divisors (153225338).

214251142 is a wasteful number, since it uses less digits than its factorization.

214251142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7875.

The product of its digits is 640, while the sum is 22.

The square root of 214251142 is about 14637.3201782293. The cubic root of 214251142 is about 598.3762969815.

The spelling of 214251142 in words is "two hundred fourteen million, two hundred fifty-one thousand, one hundred forty-two".