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424676 = 22729523
BaseRepresentation
bin1100111101011100100
3210120112202
41213223210
5102042201
613034032
73416060
oct1475344
9716482
10424676
1127007a
12185918
1311b3b5
14b0aa0
1585c6b
hex67ae4

424676 has 24 divisors (see below), whose sum is σ = 880320. Its totient is φ = 175392.

The previous prime is 424667. The next prime is 424679. The reversal of 424676 is 676424.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is not an unprimeable number, because it can be changed into a prime (424679) by changing a digit.

424676 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 551 + ... + 1073.

It is an arithmetic number, because the mean of its divisors is an integer number (36680).

2424676 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 424676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (440160).

424676 is an abundant number, since it is smaller than the sum of its proper divisors (455644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

424676 is a wasteful number, since it uses less digits than its factorization.

424676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 561 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 424676 is about 651.6716964853. The cubic root of 424676 is about 75.1656191864.

The spelling of 424676 in words is "four hundred twenty-four thousand, six hundred seventy-six".

Divisors: 1 2 4 7 14 28 29 58 116 203 406 523 812 1046 2092 3661 7322 14644 15167 30334 60668 106169 212338 424676