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16704072 = 233271123131
BaseRepresentation
bin111111101110…
…001001001000
31011102122200100
4333232021020
513234012242
61354005400
7261660630
oct77561110
934378610
1016704072
11947a020
125716860
1335cb188
14230b6c0
1516ee54c
hexfee248

16704072 has 192 divisors, whose sum is σ = 59304960. Its totient is φ = 4118400.

The previous prime is 16704067. The next prime is 16704089. The reversal of 16704072 is 27040761.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127447 + ... + 127577.

It is an arithmetic number, because the mean of its divisors is an integer number (308880).

Almost surely, 216704072 is an apocalyptic number.

16704072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16704072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29652480).

16704072 is an abundant number, since it is smaller than the sum of its proper divisors (42600888).

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

16704072 is a wasteful number, since it uses less digits than its factorization.

16704072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 177 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 16704072 is about 4087.0615361161. The cubic root of 16704072 is about 255.6274284157.

The spelling of 16704072 in words is "sixteen million, seven hundred four thousand, seventy-two".