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34427425 = 528915473
BaseRepresentation
bin1000001101010…
…1001000100001
32101210002112211
42003111020201
532303134200
63225522121
7565425334
oct203251041
971702484
1034427425
111848491a
12b643341
137195276
14480261b
153050aba
hex20d5221

34427425 has 12 divisors (see below), whose sum is σ = 43172460. Its totient is φ = 27230720.

The previous prime is 34427423. The next prime is 34427429. The reversal of 34427425 is 52472443.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 3968064 + 30459361 = 1992^2 + 5519^2 .

It is not a de Polignac number, because 34427425 - 21 = 34427423 is a prime.

It is not an unprimeable number, because it can be changed into a prime (34427423) 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, 5512 + ... + 9961.

It is an arithmetic number, because the mean of its divisors is an integer number (3597705).

Almost surely, 234427425 is an apocalyptic number.

It is an amenable number.

34427425 is a deficient number, since it is larger than the sum of its proper divisors (8745035).

34427425 is a wasteful number, since it uses less digits than its factorization.

34427425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15572 (or 15567 counting only the distinct ones).

The product of its digits is 26880, while the sum is 31.

The square root of 34427425 is about 5867.4888154985. The cubic root of 34427425 is about 325.3130711042.

Adding to 34427425 its reverse (52472443), we get a palindrome (86899868).

The spelling of 34427425 in words is "thirty-four million, four hundred twenty-seven thousand, four hundred twenty-five".

Divisors: 1 5 25 89 445 2225 15473 77365 386825 1377097 6885485 34427425