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2667006 = 234101163
BaseRepresentation
bin1010001011000111111110
312000111110000
422023013332
51140321011
6133055130
731445346
oct12130776
95014400
102667006
111561841
12a874a6
13724c14
144d5d26
1537a356
hex28b1fe

2667006 has 40 divisors (see below), whose sum is σ = 6072264. Its totient is φ = 874800.

The previous prime is 2666987. The next prime is 2667019. The reversal of 2667006 is 6007662.

2667006 = T9 + T10 + ... + T251.

It is a super-2 number, since 2×26670062 = 14225842008072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 16281 + ... + 16443.

22667006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2667006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3036132).

2667006 is an abundant number, since it is smaller than the sum of its proper divisors (3405258).

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

2667006 is a wasteful number, since it uses less digits than its factorization.

2667006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 2667006 is about 1633.0970577403. The cubic root of 2667006 is about 138.6781366355.

The spelling of 2667006 in words is "two million, six hundred sixty-seven thousand, six".

Divisors: 1 2 3 6 9 18 27 54 81 101 162 163 202 303 326 489 606 909 978 1467 1818 2727 2934 4401 5454 8181 8802 13203 16362 16463 26406 32926 49389 98778 148167 296334 444501 889002 1333503 2667006