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4072533 = 32814831
BaseRepresentation
bin1111100010010001010101
321122220110120
433202101111
52020310113
6223142153
746421163
oct17422125
97586416
104072533
112331833
121444959
13ac78aa
14780233
15556a23
hex3e2455

4072533 has 8 divisors (see below), whose sum is σ = 5450496. Its totient is φ = 2704800.

The previous prime is 4072531. The next prime is 4072559. The reversal of 4072533 is 3352704.

4072533 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 4072533 - 21 = 4072531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4072531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1573 + ... + 3258.

It is an arithmetic number, because the mean of its divisors is an integer number (681312).

Almost surely, 24072533 is an apocalyptic number.

It is an amenable number.

4072533 is a deficient number, since it is larger than the sum of its proper divisors (1377963).

4072533 is a wasteful number, since it uses less digits than its factorization.

4072533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5115.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 4072533 is about 2018.0517832801. The cubic root of 4072533 is about 159.6938546969.

The spelling of 4072533 in words is "four million, seventy-two thousand, five hundred thirty-three".

Divisors: 1 3 281 843 4831 14493 1357511 4072533