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342207 = 3247809
BaseRepresentation
bin1010011100010111111
3122101102100
41103202333
541422312
611200143
72623455
oct1234277
9571370
10342207
11214118
12146053
13bc9b8
148c9d5
156b5dc
hex538bf

342207 has 12 divisors (see below), whose sum is σ = 505440. Its totient is φ = 223008.

The previous prime is 342203. The next prime is 342211. The reversal of 342207 is 702243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (342203) and next prime (342211).

It is not a de Polignac number, because 342207 - 22 = 342203 is a prime.

342207 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 342207.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 342207.

It is not an unprimeable number, because it can be changed into a prime (342203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19 + ... + 827.

It is an arithmetic number, because the mean of its divisors is an integer number (42120).

2342207 is an apocalyptic number.

342207 is a deficient number, since it is larger than the sum of its proper divisors (163233).

342207 is a wasteful number, since it uses less digits than its factorization.

342207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862 (or 859 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 342207 is about 584.9846151823. The cubic root of 342207 is about 69.9460127951.

Adding to 342207 its sum of digits (18), we get a square (342225 = 5852).

It can be divided in two parts, 3 and 42207, that multiplied together give a palindrome (126621).

The spelling of 342207 in words is "three hundred forty-two thousand, two hundred seven", and thus it is an iban number.

Divisors: 1 3 9 47 141 423 809 2427 7281 38023 114069 342207