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4404169 = 72118171
BaseRepresentation
bin10000110011001111001001
322021202101101
4100303033021
52111413134
6234221401
752302100
oct20631711
98252341
104404169
112538a10
121584861
13bb2823
14829037
155bee14
hex4333c9

4404169 has 12 divisors (see below), whose sum is σ = 5589648. Its totient is φ = 3431400.

The previous prime is 4404167. The next prime is 4404193. The reversal of 4404169 is 9614044.

It is not a de Polignac number, because 4404169 - 21 = 4404167 is a prime.

It is a super-2 number, since 2×44041692 = 38793409161122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4404161) by changing a digit.

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 in 11 ways as a sum of consecutive naturals, for example, 3547 + ... + 4624.

It is an arithmetic number, because the mean of its divisors is an integer number (465804).

Almost surely, 24404169 is an apocalyptic number.

4404169 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

4404169 is a deficient number, since it is larger than the sum of its proper divisors (1185479).

4404169 is a wasteful number, since it uses less digits than its factorization.

4404169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8196 (or 8189 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4404169 is about 2098.6112074417. The cubic root of 4404169 is about 163.9159915767.

The spelling of 4404169 in words is "four million, four hundred four thousand, one hundred sixty-nine".

Divisors: 1 7 11 49 77 539 8171 57197 89881 400379 629167 4404169