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4247204 = 221381677
BaseRepresentation
bin10000001100111010100100
321222210001212
4100030322210
52041402304
6231010552
751046343
oct20147244
97883055
104247204
112440a95
121509a58
13b59250
147c7b5a
1558d66e
hex40cea4

4247204 has 12 divisors (see below), whose sum is σ = 8004444. Its totient is φ = 1960224.

The previous prime is 4247167. The next prime is 4247209. The reversal of 4247204 is 4027424.

It can be written as a sum of positive squares in 2 ways, for example, as 1000000 + 3247204 = 1000^2 + 1802^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4247204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4247209) 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, 40787 + ... + 40890.

It is an arithmetic number, because the mean of its divisors is an integer number (667037).

Almost surely, 24247204 is an apocalyptic number.

It is an amenable number.

4247204 is a deficient number, since it is larger than the sum of its proper divisors (3757240).

4247204 is a wasteful number, since it uses less digits than its factorization.

4247204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81694 (or 81692 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 23.

The square root of 4247204 is about 2060.8745716322. The cubic root of 4247204 is about 161.9450608808.

The spelling of 4247204 in words is "four million, two hundred forty-seven thousand, two hundred four".

Divisors: 1 2 4 13 26 52 81677 163354 326708 1061801 2123602 4247204