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34285458 = 2337154439
BaseRepresentation
bin1000001011001…
…0011110010010
32101111212210210
42002302132102
532234113313
63222504550
7564264414
oct202623622
971455723
1034285458
1118398199
12b595156
13714576c
1447a69b4
1530239c3
hex20b2792

34285458 has 16 divisors (see below), whose sum is σ = 70424640. Its totient is φ = 11119536.

The previous prime is 34285439. The next prime is 34285463. The reversal of 34285458 is 85458243.

It is a Curzon number.

It is an unprimeable 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, 76998 + ... + 77441.

It is an arithmetic number, because the mean of its divisors is an integer number (4401540).

Almost surely, 234285458 is an apocalyptic number.

34285458 is an abundant number, since it is smaller than the sum of its proper divisors (36139182).

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

34285458 is a wasteful number, since it uses less digits than its factorization.

34285458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154481.

The product of its digits is 153600, while the sum is 39.

The square root of 34285458 is about 5855.3785530912. The cubic root of 34285458 is about 324.8652948658.

It can be divided in two parts, 34285 and 458, that added together give a palindrome (34743).

The spelling of 34285458 in words is "thirty-four million, two hundred eighty-five thousand, four hundred fifty-eight".

Divisors: 1 2 3 6 37 74 111 222 154439 308878 463317 926634 5714243 11428486 17142729 34285458