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BaseRepresentation
bin10000011001100100
310102010212
4100121210
54122142
61234552
7366560
oct203144
9112125
1067172
1146516
1232a58
1324761
141a6a0
1514d82
hex10664

67172 has 12 divisors (see below), whose sum is σ = 134400. Its totient is φ = 28776.

The previous prime is 67169. The next prime is 67181. The reversal of 67172 is 27176.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1172 + ... + 1227.

It is an arithmetic number, because the mean of its divisors is an integer number (11200).

267172 is an apocalyptic number.

It is an amenable number.

67172 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.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67200).

67172 is a wasteful number, since it uses less digits than its factorization.

67172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410 (or 2408 counting only the distinct ones).

The product of its digits is 588, while the sum is 23.

The square root of 67172 is about 259.1756161370. The cubic root of 67172 is about 40.6502068417.

The spelling of 67172 in words is "sixty-seven thousand, one hundred seventy-two".

Divisors: 1 2 4 7 14 28 2399 4798 9596 16793 33586 67172