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2906706 = 231144041
BaseRepresentation
bin1011000101101001010010
312110200020210
423011221102
51221003311
6142144550
733464235
oct13055122
95420223
102906706
111705940
12b82156
137aa05a
1455941c
153c63a6
hex2c5a52

2906706 has 16 divisors (see below), whose sum is σ = 6342048. Its totient is φ = 880800.

The previous prime is 2906681. The next prime is 2906707. The reversal of 2906706 is 6076092.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2906707) 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, 21955 + ... + 22086.

It is an arithmetic number, because the mean of its divisors is an integer number (396378).

22906706 is an apocalyptic number.

2906706 is an abundant number, since it is smaller than the sum of its proper divisors (3435342).

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

2906706 is a wasteful number, since it uses less digits than its factorization.

2906706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44057.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 2906706 is about 1704.9064490464. The cubic root of 2906706 is about 142.7141501575.

It can be divided in two parts, 290 and 6706, that added together give a palindrome (6996).

The spelling of 2906706 in words is "two million, nine hundred six thousand, seven hundred six".

Divisors: 1 2 3 6 11 22 33 66 44041 88082 132123 264246 484451 968902 1453353 2906706