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4680172 = 227167149
BaseRepresentation
bin10001110110100111101100
322210202222201
4101312213230
52144231142
6244151244
754531550
oct21664754
98722881
104680172
112707312
121698524
13c7b343
1489b860
15626ab7
hex4769ec

4680172 has 12 divisors (see below), whose sum is σ = 9360400. Its totient is φ = 2005776.

The previous prime is 4680161. The next prime is 4680173. The reversal of 4680172 is 2710864.

4680172 is an admirable number.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 167149 = 4680172 / (4 + 6 + 8 + 0 + 1 + 7 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 4680172.

It is not an unprimeable number, because it can be changed into a prime (4680173) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 83547 + ... + 83602.

Almost surely, 24680172 is an apocalyptic number.

It is an amenable number.

4680172 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.

4680172 is a wasteful number, since it uses less digits than its factorization.

4680172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167160 (or 167158 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 4680172 is about 2163.3705184272. The cubic root of 4680172 is about 167.2709812858.

The spelling of 4680172 in words is "four million, six hundred eighty thousand, one hundred seventy-two".

Divisors: 1 2 4 7 14 28 167149 334298 668596 1170043 2340086 4680172