44645142 has 8 divisors (see below), whose sum is σ = 89290296. Its totient is φ = 14881712.

The previous prime is 44645129. The next prime is 44645171. The reversal of 44645142 is 24154644.

It is a happy number.

44645142 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.

44645142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3720423 + ... + 3720434.

It is an arithmetic number, because the mean of its divisors is an integer number (11161287).

Almost surely, 2^44645142 is an apocalyptic number.

44645142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44645142 is a wasteful number, since it uses less digits than its factorization.

44645142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7440862.

The product of its digits is 15360, while the sum is 30.

The square root of 44645142 is about 6681.7020286750. The cubic root of 44645142 is about 354.7519049482.

Adding to 44645142 its reverse (24154644), we get a palindrome (68799786).

The spelling of 44645142 in words is "forty-four million, six hundred forty-five thousand, one hundred forty-two".