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23469228 = 22324315161
BaseRepresentation
bin101100110000…
…1110010101100
31122011100201200
41121201302230
522002003403
62155005500
7403325256
oct131416254
948140650
1023469228
111227a862
127a39890
134b29523
14318ccd6
1520d8ca3
hex1661cac

23469228 has 36 divisors (see below), whose sum is σ = 60708648. Its totient is φ = 7640640.

The previous prime is 23469221. The next prime is 23469233. The reversal of 23469228 is 82296432.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 23469192 and 23469201.

It is not an unprimeable number, because it can be changed into a prime (23469221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6033 + ... + 9128.

Almost surely, 223469228 is an apocalyptic number.

It is an amenable number.

23469228 is an abundant number, since it is smaller than the sum of its proper divisors (37239420).

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

23469228 is a wasteful number, since it uses less digits than its factorization.

23469228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15214 (or 15209 counting only the distinct ones).

The product of its digits is 41472, while the sum is 36.

The square root of 23469228 is about 4844.5049282667. The cubic root of 23469228 is about 286.3076383873.

The spelling of 23469228 in words is "twenty-three million, four hundred sixty-nine thousand, two hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 43 86 129 172 258 387 516 774 1548 15161 30322 45483 60644 90966 136449 181932 272898 545796 651923 1303846 1955769 2607692 3911538 5867307 7823076 11734614 23469228