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4212349 = 35311933
BaseRepresentation
bin10000000100011001111101
321221000020221
4100010121331
52034243344
6230141341
750542621
oct20043175
97830227
104212349
112417889
1214b1851
13b4641b
147b9181
15583184
hex40467d

4212349 has 4 divisors (see below), whose sum is σ = 4224636. Its totient is φ = 4200064.

The previous prime is 4212343. The next prime is 4212353. The reversal of 4212349 is 9432124.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2699449 + 1512900 = 1643^2 + 1230^2 .

It is a cyclic number.

It is not a de Polignac number, because 4212349 - 25 = 4212317 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 (4212343) 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, 5614 + ... + 6319.

It is an arithmetic number, because the mean of its divisors is an integer number (1056159).

Almost surely, 24212349 is an apocalyptic number.

It is an amenable number.

4212349 is a deficient number, since it is larger than the sum of its proper divisors (12287).

4212349 is a wasteful number, since it uses less digits than its factorization.

4212349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12286.

The product of its digits is 1728, while the sum is 25.

The square root of 4212349 is about 2052.4007893197. The cubic root of 4212349 is about 161.5008386886.

The spelling of 4212349 in words is "four million, two hundred twelve thousand, three hundred forty-nine".

Divisors: 1 353 11933 4212349