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84745341 = 3213171879
BaseRepresentation
bin1010000110100…
…01110001111101
312220110111202100
411003101301331
5133143322331
612224215313
72046215652
oct503216175
9186414670
1084745341
114392247a
122446a539
1314732295
14b37dc29
15768eae6
hex50d1c7d

84745341 has 12 divisors (see below), whose sum is σ = 123346080. Its totient is φ = 56064840.

The previous prime is 84745333. The next prime is 84745361. The reversal of 84745341 is 14354748.

It is not a de Polignac number, because 84745341 - 23 = 84745333 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 84745296 and 84745305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84745321) 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, 34761 + ... + 37118.

It is an arithmetic number, because the mean of its divisors is an integer number (10278840).

Almost surely, 284745341 is an apocalyptic number.

It is an amenable number.

84745341 is a deficient number, since it is larger than the sum of its proper divisors (38600739).

84745341 is a wasteful number, since it uses less digits than its factorization.

84745341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72016 (or 72013 counting only the distinct ones).

The product of its digits is 53760, while the sum is 36.

The square root of 84745341 is about 9205.7232741377. The cubic root of 84745341 is about 439.2434329777.

The spelling of 84745341 in words is "eighty-four million, seven hundred forty-five thousand, three hundred forty-one".

Divisors: 1 3 9 131 393 1179 71879 215637 646911 9416149 28248447 84745341