44136142 has 4 divisors (see below), whose sum is σ = 66204216. Its totient is φ = 22068070.

The previous prime is 44136137. The next prime is 44136151. The reversal of 44136142 is 24163144.

It is a semiprime because it is the product of two primes.

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, 11034034 + ... + 11034037.

It is an arithmetic number, because the mean of its divisors is an integer number (16551054).

Almost surely, 2^44136142 is an apocalyptic number.

44136142 is a deficient number, since it is larger than the sum of its proper divisors (22068074).

44136142 is a wasteful number, since it uses less digits than its factorization.

44136142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22068073.

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

The square root of 44136142 is about 6643.5037442603. The cubic root of 44136142 is about 353.3985712775.

Adding to 44136142 its reverse (24163144), we get a palindrome (68299286).

The spelling of 44136142 in words is "forty-four million, one hundred thirty-six thousand, one hundred forty-two".