44442447 has 8 divisors (see below), whose sum is σ = 67721856. Its totient is φ = 25395672.

The previous prime is 44442443. The next prime is 44442451. The reversal of 44442447 is 74424444.

44442447 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (44442443) and next prime (44442451).

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

It is not a de Polignac number, because 44442447 - 2² = 44442443 is a prime.

It is a super-3 number, since 3×44442447³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44442443) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1058133 + ... + 1058174.

It is an arithmetic number, because the mean of its divisors is an integer number (8465232).

Almost surely, 2^44442447 is an apocalyptic number.

44442447 is a deficient number, since it is larger than the sum of its proper divisors (23279409).

44442447 is a wasteful number, since it uses less digits than its factorization.

44442447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2116317.

The product of its digits is 57344, while the sum is 33.

The square root of 44442447 is about 6666.5168566501. The cubic root of 44442447 is about 354.2142164777.

The spelling of 44442447 in words is "forty-four million, four hundred forty-two thousand, four hundred forty-seven".