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42595469 = 78816907
BaseRepresentation
bin1010001001111…
…1010010001101
32222011001222222
42202133102031
541401023334
64120545125
71025025020
oct242372215
988131888
1042595469
1122053674
12123221a5
138a95027
14592b1b7
153b15d2e
hex289f48d

42595469 has 8 divisors (see below), whose sum is σ = 48742848. Its totient is φ = 36463680.

The previous prime is 42595459. The next prime is 42595543. The reversal of 42595469 is 96459524.

42595469 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 a cyclic number.

It is not a de Polignac number, because 42595469 - 28 = 42595213 is a prime.

It is a super-2 number, since 2×425954692 = 3628747958659922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42595409) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2714 + ... + 9620.

It is an arithmetic number, because the mean of its divisors is an integer number (6092856).

Almost surely, 242595469 is an apocalyptic number.

It is an amenable number.

42595469 is a deficient number, since it is larger than the sum of its proper divisors (6147379).

42595469 is an equidigital number, since it uses as much as digits as its factorization.

42595469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7795.

The product of its digits is 388800, while the sum is 44.

The square root of 42595469 is about 6526.5204358831. The cubic root of 42595469 is about 349.2377123985.

The spelling of 42595469 in words is "forty-two million, five hundred ninety-five thousand, four hundred sixty-nine".

Divisors: 1 7 881 6167 6907 48349 6085067 42595469