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2472169 = 71791973
BaseRepresentation
bin1001011011100011101001
311122121011211
421123203221
51113102134
6124553121
730004330
oct11334351
94577154
102472169
111439417
129b27a1
1368732b
14484d17
1533c764
hex25b8e9

2472169 has 8 divisors (see below), whose sum is σ = 2842560. Its totient is φ = 2106096.

The previous prime is 2472167. The next prime is 2472179. The reversal of 2472169 is 9612742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2472169 - 21 = 2472167 is a prime.

It is a super-2 number, since 2×24721692 = 12223239129122, which contains 22 as substring.

2472169 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2472169.

It is not an unprimeable number, because it can be changed into a prime (2472167) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267 + ... + 2239.

It is an arithmetic number, because the mean of its divisors is an integer number (355320).

22472169 is an apocalyptic number.

It is an amenable number.

2472169 is a deficient number, since it is larger than the sum of its proper divisors (370391).

2472169 is a wasteful number, since it uses less digits than its factorization.

2472169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2159.

The product of its digits is 6048, while the sum is 31.

The square root of 2472169 is about 1572.3132639522. The cubic root of 2472169 is about 135.2153672588.

The spelling of 2472169 in words is "two million, four hundred seventy-two thousand, one hundred sixty-nine".

Divisors: 1 7 179 1253 1973 13811 353167 2472169