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4444039 = 10940771
BaseRepresentation
bin10000111100111110000111
322100210002001
4100330332013
52114202124
6235130131
752526245
oct20747607
98323061
104444039
112565966
1215a3947
13bc7a12
14839795
155cbb44
hex43cf87

4444039 has 4 divisors (see below), whose sum is σ = 4484920. Its totient is φ = 4403160.

The previous prime is 4444001. The next prime is 4444049. The reversal of 4444039 is 9304444.

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

It is a cyclic number.

It is not a de Polignac number, because 4444039 - 221 = 2346887 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4443998 and 4444016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444049) 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 3 ways as a sum of consecutive naturals, for example, 20277 + ... + 20494.

It is an arithmetic number, because the mean of its divisors is an integer number (1121230).

Almost surely, 24444039 is an apocalyptic number.

4444039 is a deficient number, since it is larger than the sum of its proper divisors (40881).

4444039 is a wasteful number, since it uses less digits than its factorization.

4444039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40880.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 4444039 is about 2108.0889449926. The cubic root of 4444039 is about 164.4091385767.

The spelling of 4444039 in words is "four million, four hundred forty-four thousand, thirty-nine".

Divisors: 1 109 40771 4444039