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1066741 = 13312647
BaseRepresentation
bin100000100011011110101
32000012021221
410010123311
5233113431
634510341
712032014
oct4043365
92005257
101066741
11669505
124353b1
132b4710
141daa7b
15161111
hex1046f5

1066741 has 8 divisors (see below), whose sum is σ = 1186304. Its totient is φ = 952560.

The previous prime is 1066729. The next prime is 1066753. The reversal of 1066741 is 1476601.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1066729) and next prime (1066753).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1066741 - 213 = 1058549 is a prime.

It is a super-2 number, since 2×10667412 = 2275872722162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1066721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 921 + ... + 1726.

It is an arithmetic number, because the mean of its divisors is an integer number (148288).

21066741 is an apocalyptic number.

It is an amenable number.

1066741 is a deficient number, since it is larger than the sum of its proper divisors (119563).

1066741 is a wasteful number, since it uses less digits than its factorization.

1066741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2691.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1066741 is about 1032.8315448320. The cubic root of 1066741 is about 102.1769643613.

The spelling of 1066741 in words is "one million, sixty-six thousand, seven hundred forty-one".

Divisors: 1 13 31 403 2647 34411 82057 1066741