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6864485 = 53167661
BaseRepresentation
bin11010001011111001100101
3110220202022012
4122023321211
53224130420
6403044005
7112230035
oct32137145
913822265
106864485
113969431
122370605
131564634
14ca98c5
15908dc5
hex68be65

6864485 has 16 divisors (see below), whose sum is σ = 8643072. Its totient is φ = 5227200.

The previous prime is 6864479. The next prime is 6864497. The reversal of 6864485 is 5844686.

It is not a de Polignac number, because 6864485 - 212 = 6860389 is a prime.

It is a magnanimous number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10055 + ... + 10715.

It is an arithmetic number, because the mean of its divisors is an integer number (540192).

Almost surely, 26864485 is an apocalyptic number.

It is an amenable number.

6864485 is a deficient number, since it is larger than the sum of its proper divisors (1778587).

6864485 is a wasteful number, since it uses less digits than its factorization.

6864485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764.

The product of its digits is 184320, while the sum is 41.

The square root of 6864485 is about 2620.0162213238. The cubic root of 6864485 is about 190.0506328584.

The spelling of 6864485 in words is "six million, eight hundred sixty-four thousand, four hundred eighty-five".

Divisors: 1 5 31 67 155 335 661 2077 3305 10385 20491 44287 102455 221435 1372897 6864485