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4490064 = 243231181
BaseRepresentation
bin10001001000001101010000
322110010012200
4101020031100
52122140224
6240123200
753110365
oct21101520
98403180
104490064
1125974a7
121606500
13c12957
1484c46c
155da5c9
hex448350

4490064 has 30 divisors (see below), whose sum is σ = 12566346. Its totient is φ = 1496640.

The previous prime is 4490063. The next prime is 4490081. The reversal of 4490064 is 4600944.

It can be written as a sum of positive squares in only one way, i.e., 2585664 + 1904400 = 1608^2 + 1380^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15447 + ... + 15734.

Almost surely, 24490064 is an apocalyptic number.

It is an amenable number.

4490064 is an abundant number, since it is smaller than the sum of its proper divisors (8076282).

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

4490064 is a wasteful number, since it uses less digits than its factorization.

4490064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31195 (or 31186 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 4490064 is about 2118.9771117216. The cubic root of 4490064 is about 164.9747619801.

The spelling of 4490064 in words is "four million, four hundred ninety thousand, sixty-four".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 36 48 72 144 31181 62362 93543 124724 187086 249448 280629 374172 498896 561258 748344 1122516 1496688 2245032 4490064