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84268369 = 122368903
BaseRepresentation
bin1010000010111…
…01010101010001
312212120021110201
411001131111101
5133033041434
612210055201
72042161243
oct501352521
9185507421
1084268369
1143627089
122427a501
13145c6153
14b298093
1575e8614
hex505d551

84268369 has 4 divisors (see below), whose sum is σ = 84338496. Its totient is φ = 84198244.

The previous prime is 84268339. The next prime is 84268381. The reversal of 84268369 is 96386248.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 84268369 - 27 = 84268241 is a prime.

It is a super-2 number, since 2×842683692 = 14202316027840322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (84268309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33229 + ... + 35674.

It is an arithmetic number, because the mean of its divisors is an integer number (21084624).

Almost surely, 284268369 is an apocalyptic number.

It is an amenable number.

84268369 is a deficient number, since it is larger than the sum of its proper divisors (70127).

84268369 is a wasteful number, since it uses less digits than its factorization.

84268369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70126.

The product of its digits is 497664, while the sum is 46.

The square root of 84268369 is about 9179.7804439976. The cubic root of 84268369 is about 438.4178178447.

The spelling of 84268369 in words is "eighty-four million, two hundred sixty-eight thousand, three hundred sixty-nine".

Divisors: 1 1223 68903 84268369