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674229 = 3224743
BaseRepresentation
bin10100100100110110101
31021020212110
42210212311
5133033404
622241233
75505453
oct2444665
91236773
10674229
11420616
12286219
131a7b6a
141379d3
15d4b89
hexa49b5

674229 has 4 divisors (see below), whose sum is σ = 898976. Its totient is φ = 449484.

The previous prime is 674227. The next prime is 674231. The reversal of 674229 is 922476.

It is a happy number.

674229 is digitally balanced in base 2, 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 a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (674227) and next prime (674231).

It is not a de Polignac number, because 674229 - 21 = 674227 is a prime.

It is a D-number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 674196 and 674205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674227) 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, 112369 + ... + 112374.

It is an arithmetic number, because the mean of its divisors is an integer number (224744).

2674229 is an apocalyptic number.

It is an amenable number.

674229 is a deficient number, since it is larger than the sum of its proper divisors (224747).

674229 is a wasteful number, since it uses less digits than its factorization.

674229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224746.

The product of its digits is 6048, while the sum is 30.

The square root of 674229 is about 821.1144865364. The cubic root of 674229 is about 87.6871206416.

It can be divided in two parts, 674 and 229, that added together give a triangular number (903 = T42).

The spelling of 674229 in words is "six hundred seventy-four thousand, two hundred twenty-nine".

Divisors: 1 3 224743 674229