244140142 has 8 divisors (see below), whose sum is σ = 366373800. Its totient is φ = 122015544.

The previous prime is 244140119. The next prime is 244140151. The reversal of 244140142 is 241041442.

244140142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21417 + ... + 30772.

It is an arithmetic number, because the mean of its divisors is an integer number (45796725).

Almost surely, 2^244140142 is an apocalyptic number.

244140142 is a deficient number, since it is larger than the sum of its proper divisors (122233658).

244140142 is a wasteful number, since it uses less digits than its factorization.

244140142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54530.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 244140142 is about 15624.9845439924. The cubic root of 244140142 is about 624.9995878397. Note that the first 3 decimals are identical.

Adding to 244140142 its reverse (241041442), we get a palindrome (485181584).

The spelling of 244140142 in words is "two hundred forty-four million, one hundred forty thousand, one hundred forty-two".