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34880132 = 2271245719
BaseRepresentation
bin1000010100001…
…1101010000100
32102122002112202
42011003222010
532412131012
63243334032
7602322230
oct205035204
972562482
1034880132
1118763a61
12b821318
1372c3341
1448bd5c0
1530decc2
hex2143a84

34880132 has 12 divisors (see below), whose sum is σ = 69760320. Its totient is φ = 14948616.

The previous prime is 34880129. The next prime is 34880137. The reversal of 34880132 is 23108843.

It is a happy number.

34880132 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 34880095 and 34880104.

It is not an unprimeable number, because it can be changed into a prime (34880137) 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, 622832 + ... + 622887.

It is an arithmetic number, because the mean of its divisors is an integer number (5813360).

Almost surely, 234880132 is an apocalyptic number.

It is an amenable number.

34880132 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

34880132 is a wasteful number, since it uses less digits than its factorization.

34880132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245730 (or 1245728 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 34880132 is about 5905.9403992929. The cubic root of 34880132 is about 326.7327789740.

Adding to 34880132 its reverse (23108843), we get a palindrome (57988975).

The spelling of 34880132 in words is "thirty-four million, eight hundred eighty thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 28 1245719 2491438 4982876 8720033 17440066 34880132