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2000469 = 3666823
BaseRepresentation
bin111101000011001010101
310202122010110
413220121111
51003003334
6110513233
723001162
oct7503125
93678113
102000469
111146a89
12805819
13550713
143a1069
15297ae9
hex1e8655

2000469 has 4 divisors (see below), whose sum is σ = 2667296. Its totient is φ = 1333644.

The previous prime is 2000447. The next prime is 2000497. The reversal of 2000469 is 9640002.

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 not a de Polignac number, because 2000469 - 29 = 1999957 is a prime.

It is a super-2 number, since 2×20004692 = 8003752439922, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 333409 + ... + 333414.

It is an arithmetic number, because the mean of its divisors is an integer number (666824).

22000469 is an apocalyptic number.

It is an amenable number.

2000469 is a deficient number, since it is larger than the sum of its proper divisors (666827).

2000469 is an equidigital number, since it uses as much as digits as its factorization.

2000469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666826.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 2000469 is about 1414.3793691934. The cubic root of 2000469 is about 126.0019526026.

The spelling of 2000469 in words is "two million, four hundred sixty-nine", and thus it is an aban number.

Divisors: 1 3 666823 2000469