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4207369 = 12913259
BaseRepresentation
bin10000000011001100001001
321220202102111
4100003030021
52034113434
6230102321
750522245
oct20031411
97822374
104207369
112414071
1214aa9a1
13b4408a
147b7425
15581964
hex403309

4207369 has 4 divisors (see below), whose sum is σ = 4211920. Its totient is φ = 4202820.

The previous prime is 4207339. The next prime is 4207373. The reversal of 4207369 is 9637024.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 4207369 - 25 = 4207337 is a prime.

It is a super-2 number, since 2×42073692 = 35403907804322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4207369.

It is not an unprimeable number, because it can be changed into a prime (4207309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339 + ... + 2920.

It is an arithmetic number, because the mean of its divisors is an integer number (1052980).

Almost surely, 24207369 is an apocalyptic number.

It is an amenable number.

4207369 is a deficient number, since it is larger than the sum of its proper divisors (4551).

4207369 is a wasteful number, since it uses less digits than its factorization.

4207369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4550.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 4207369 is about 2051.1872171989. The cubic root of 4207369 is about 161.4371694364.

The spelling of 4207369 in words is "four million, two hundred seven thousand, three hundred sixty-nine".

Divisors: 1 1291 3259 4207369