142632214 has 4 divisors (see below), whose sum is σ = 213948324. Its totient is φ = 71316106.

The previous prime is 142632197. The next prime is 142632233. The reversal of 142632214 is 412236241.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 412236241 = 2053 ⋅200797.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35658052 + ... + 35658055.

It is an arithmetic number, because the mean of its divisors is an integer number (53487081).

Almost surely, 2^142632214 is an apocalyptic number.

142632214 is a deficient number, since it is larger than the sum of its proper divisors (71316110).

142632214 is an equidigital number, since it uses as much as digits as its factorization.

142632214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71316109.

The product of its digits is 2304, while the sum is 25.

The square root of 142632214 is about 11942.8729374468. The cubic root of 142632214 is about 522.4834533041.

Adding to 142632214 its reverse (412236241), we get a palindrome (554868455).

The spelling of 142632214 in words is "one hundred forty-two million, six hundred thirty-two thousand, two hundred fourteen".