44068642 has 4 divisors (see below), whose sum is σ = 66102966. Its totient is φ = 22034320.

The previous prime is 44068637. The next prime is 44068663. The reversal of 44068642 is 24686044.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 35652841 + 8415801 = 5971^2 + 2901^2 .

It is a junction number, because it is equal to n+sod(n) for n = 44068598 and 44068607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11017159 + ... + 11017162.

Almost surely, 2^44068642 is an apocalyptic number.

44068642 is a deficient number, since it is larger than the sum of its proper divisors (22034324).

44068642 is a wasteful number, since it uses less digits than its factorization.

44068642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22034323.

The product of its (nonzero) digits is 36864, while the sum is 34.

The square root of 44068642 is about 6638.4216497598. The cubic root of 44068642 is about 353.2183216115.

The spelling of 44068642 in words is "forty-four million, sixty-eight thousand, six hundred forty-two".