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422207 = 3711411
BaseRepresentation
bin1100111000100111111
3210110011022
41213010333
5102002312
613014355
73405632
oct1470477
9713138
10422207
11269235
121843bb
1311a236
14adc19
1585172
hex6713f

422207 has 4 divisors (see below), whose sum is σ = 433656. Its totient is φ = 410760.

The previous prime is 422203. The next prime is 422209. The reversal of 422207 is 702224.

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

It is a cyclic number.

It is not a de Polignac number, because 422207 - 22 = 422203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422203) 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, 5669 + ... + 5742.

It is an arithmetic number, because the mean of its divisors is an integer number (108414).

2422207 is an apocalyptic number.

422207 is a deficient number, since it is larger than the sum of its proper divisors (11449).

422207 is a wasteful number, since it uses less digits than its factorization.

422207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11448.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 422207 is about 649.7745762955. The cubic root of 422207 is about 75.0196689154.

Adding to 422207 its sum of digits (17), we get a palindrome (422224).

The spelling of 422207 in words is "four hundred twenty-two thousand, two hundred seven", and thus it is an iban number.

Divisors: 1 37 11411 422207