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4190660 = 225209533
BaseRepresentation
bin1111111111000111000100
321212220111122
433333013010
52033100120
6225453112
750422445
oct17770704
97786448
104190660
112402561
1214a1198
13b395a6
147b12cc
1557ba25
hex3ff1c4

4190660 has 12 divisors (see below), whose sum is σ = 8800428. Its totient is φ = 1676256.

The previous prime is 4190629. The next prime is 4190663. The reversal of 4190660 is 660914.

It can be written as a sum of positive squares in 2 ways, for example, as 2208196 + 1982464 = 1486^2 + 1408^2 .

It is not an unprimeable number, because it can be changed into a prime (4190663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104747 + ... + 104786.

It is an arithmetic number, because the mean of its divisors is an integer number (733369).

Almost surely, 24190660 is an apocalyptic number.

It is an amenable number.

4190660 is an abundant number, since it is smaller than the sum of its proper divisors (4609768).

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

4190660 is a wasteful number, since it uses less digits than its factorization.

4190660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209542 (or 209540 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 4190660 is about 2047.1101582475. The cubic root of 4190660 is about 161.2231772383.

The spelling of 4190660 in words is "four million, one hundred ninety thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 209533 419066 838132 1047665 2095330 4190660