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67422263 = 613493167
BaseRepresentation
bin1000000010011…
…00100000110111
311200212101221212
410001030200313
5114230003023
610405032035
71446036236
oct401144067
9150771855
1067422263
1135070387
121a6b561b
1310c7843c
148d50b1d
155dbbe78
hex404c837

67422263 has 8 divisors (see below), whose sum is σ = 68745600. Its totient is φ = 66106080.

The previous prime is 67422227. The next prime is 67422281. The reversal of 67422263 is 36222476.

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 67422263 - 210 = 67421239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67422283) 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, 19706 + ... + 22872.

It is an arithmetic number, because the mean of its divisors is an integer number (8593200).

Almost surely, 267422263 is an apocalyptic number.

67422263 is a deficient number, since it is larger than the sum of its proper divisors (1323337).

67422263 is a wasteful number, since it uses less digits than its factorization.

67422263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3577.

The product of its digits is 24192, while the sum is 32.

The square root of 67422263 is about 8211.1060765283. The cubic root of 67422263 is about 407.0062782387.

The spelling of 67422263 in words is "sixty-seven million, four hundred twenty-two thousand, two hundred sixty-three".

Divisors: 1 61 349 3167 21289 193187 1105283 67422263