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4244471 = 711199277
BaseRepresentation
bin10000001100001111110111
321222122022122
4100030033313
52041310341
6230550155
751035360
oct20141767
97878278
104244471
112439a30
12150835b
13b57c2a
147c6b67
1558c94b
hex40c3f7

4244471 has 16 divisors (see below), whose sum is σ = 5337600. Its totient is φ = 3278880.

The previous prime is 4244447. The next prime is 4244473. The reversal of 4244471 is 1744424.

It is a de Polignac number, because none of the positive numbers 2k-4244471 is a prime.

It is a super-3 number, since 3×42444713 (a number of 21 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4244471.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15185 + ... + 15461.

It is an arithmetic number, because the mean of its divisors is an integer number (333600).

Almost surely, 24244471 is an apocalyptic number.

4244471 is a deficient number, since it is larger than the sum of its proper divisors (1093129).

4244471 is a wasteful number, since it uses less digits than its factorization.

4244471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its digits is 3584, while the sum is 26.

The square root of 4244471 is about 2060.2113969202. The cubic root of 4244471 is about 161.9103171750.

Adding to 4244471 its reverse (1744424), we get a palindrome (5988895).

The spelling of 4244471 in words is "four million, two hundred forty-four thousand, four hundred seventy-one".

Divisors: 1 7 11 77 199 277 1393 1939 2189 3047 15323 21329 55123 385861 606353 4244471