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4069071 = 324311049
BaseRepresentation
bin1111100001011011001111
321122201201100
433201123033
52020202241
6223114143
746405116
oct17413317
97581640
104069071
11232a176
121442953
13ac6146
1477cc7d
155559b6
hex3e16cf

4069071 has 12 divisors (see below), whose sum is σ = 5896800. Its totient is φ = 2703840.

The previous prime is 4069063. The next prime is 4069073. The reversal of 4069071 is 1709604.

It is not a de Polignac number, because 4069071 - 23 = 4069063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4069073) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3355 + ... + 4403.

It is an arithmetic number, because the mean of its divisors is an integer number (491400).

Almost surely, 24069071 is an apocalyptic number.

4069071 is a deficient number, since it is larger than the sum of its proper divisors (1827729).

4069071 is a wasteful number, since it uses less digits than its factorization.

4069071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1486 (or 1483 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 4069071 is about 2017.1938429412. The cubic root of 4069071 is about 159.6485907413.

The spelling of 4069071 in words is "four million, sixty-nine thousand, seventy-one".

Divisors: 1 3 9 431 1049 1293 3147 3879 9441 452119 1356357 4069071