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2942706 = 2313311217
BaseRepresentation
bin1011001110011011110010
312112111122010
423032123302
51223131311
6143023350
734004214
oct13163362
95474563
102942706
11172a998
12b9ab56
137c0560
145685b4
153d1da6
hex2ce6f2

2942706 has 32 divisors (see below), whose sum is σ = 6547968. Its totient is φ = 875520.

The previous prime is 2942699. The next prime is 2942713. The reversal of 2942706 is 6072492.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2942699) and next prime (2942713).

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 15 ways as a sum of consecutive naturals, for example, 1810 + ... + 3026.

It is an arithmetic number, because the mean of its divisors is an integer number (204624).

22942706 is an apocalyptic number.

2942706 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 2942706, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3273984).

2942706 is an abundant number, since it is smaller than the sum of its proper divisors (3605262).

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

2942706 is a wasteful number, since it uses less digits than its factorization.

2942706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266.

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 2942706 is about 1715.4317240858. The cubic root of 2942706 is about 143.3009132853.

The spelling of 2942706 in words is "two million, nine hundred forty-two thousand, seven hundred six".

Divisors: 1 2 3 6 13 26 31 39 62 78 93 186 403 806 1209 1217 2418 2434 3651 7302 15821 31642 37727 47463 75454 94926 113181 226362 490451 980902 1471353 2942706