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8364007 = 42119867
BaseRepresentation
bin11111111001111111100111
3120201221021001
4133321333213
54120122012
6455134131
7131043601
oct37717747
916657231
108364007
1147a3003
122974347
13196b022
14117a171
15b03357
hex7f9fe7

8364007 has 4 divisors (see below), whose sum is σ = 8384296. Its totient is φ = 8343720.

The previous prime is 8363989. The next prime is 8364011. The reversal of 8364007 is 7004638.

8364007 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7004638 = 23502319.

It is a cyclic number.

It is not a de Polignac number, because 8364007 - 27 = 8363879 is a prime.

It is a super-2 number, since 2×83640072 = 139913226192098, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8364067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9513 + ... + 10354.

It is an arithmetic number, because the mean of its divisors is an integer number (2096074).

Almost surely, 28364007 is an apocalyptic number.

8364007 is a deficient number, since it is larger than the sum of its proper divisors (20289).

8364007 is a wasteful number, since it uses less digits than its factorization.

8364007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20288.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 8364007 is about 2892.0593009135. The cubic root of 8364007 is about 202.9885131860.

The spelling of 8364007 in words is "eight million, three hundred sixty-four thousand, seven".

Divisors: 1 421 19867 8364007