142364444 has 6 divisors (see below), whose sum is σ = 249137784. Its totient is φ = 71182220.

The previous prime is 142364389. The next prime is 142364447. The reversal of 142364444 is 444463241.

It is a happy number.

142364444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 142364444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142364447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17795552 + ... + 17795559.

It is an arithmetic number, because the mean of its divisors is an integer number (41522964).

Almost surely, 2^142364444 is an apocalyptic number.

It is an amenable number.

142364444 is a deficient number, since it is larger than the sum of its proper divisors (106773340).

142364444 is a wasteful number, since it uses less digits than its factorization.

142364444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35591115 (or 35591113 counting only the distinct ones).

The product of its digits is 36864, while the sum is 32.

The square root of 142364444 is about 11931.6572193472. The cubic root of 142364444 is about 522.1562877640.

The spelling of 142364444 in words is "one hundred forty-two million, three hundred sixty-four thousand, four hundred forty-four".