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469423 = 2916187
BaseRepresentation
bin1110010100110101111
3212211221001
41302212233
5110010143
614021131
73663403
oct1624657
9784831
10469423
112a0759
121a77a7
13135886
14c3103
159414d
hex729af

469423 has 4 divisors (see below), whose sum is σ = 485640. Its totient is φ = 453208.

The previous prime is 469411. The next prime is 469429. The reversal of 469423 is 324964.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-469423 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 469391 and 469400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (469429) 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, 8065 + ... + 8122.

It is an arithmetic number, because the mean of its divisors is an integer number (121410).

2469423 is an apocalyptic number.

469423 is a deficient number, since it is larger than the sum of its proper divisors (16217).

469423 is a wasteful number, since it uses less digits than its factorization.

469423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16216.

The product of its digits is 5184, while the sum is 28.

The square root of 469423 is about 685.1445103042. The cubic root of 469423 is about 77.7179711820.

The spelling of 469423 in words is "four hundred sixty-nine thousand, four hundred twenty-three".

Divisors: 1 29 16187 469423