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444468 = 22337039
BaseRepresentation
bin1101100100000110100
3211120200210
41230200310
5103210333
613305420
73530553
oct1544064
9746623
10444468
11283a32
12195270
131273cb
14b7d9a
158ba63
hex6c834

444468 has 12 divisors (see below), whose sum is σ = 1037120. Its totient is φ = 148152.

The previous prime is 444463. The next prime is 444469. The reversal of 444468 is 864444.

444468 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444461) by changing a digit.

444468 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18508 + ... + 18531.

2444468 is an apocalyptic number.

It is an amenable number.

444468 is an abundant number, since it is smaller than the sum of its proper divisors (592652).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

444468 is a wasteful number, since it uses less digits than its factorization.

444468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37046 (or 37044 counting only the distinct ones).

The product of its digits is 12288, while the sum is 30.

The square root of 444468 is about 666.6843330993. The cubic root of 444468 is about 76.3156310321.

The spelling of 444468 in words is "four hundred forty-four thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 37039 74078 111117 148156 222234 444468