72379 has 2 divisors, whose sum is σ = 72380. Its totient is φ = 72378.
The previous prime is 72367. The next prime is 72383. The reversal of 72379 is 97327.
It is a happy number.
It is a strong prime.
It is an emirp because it is prime and its reverse (97327) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 72379 - 27 = 72251 is a prime.
72379 is a lucky number.
It is a plaindrome in base 16.
It is not a weakly prime, because it can be changed into another prime (72679) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36189 + 36190.
It is an arithmetic number, because the mean of its divisors is an integer number (36190).
272379 is an apocalyptic number.
72379 is a deficient number, since it is larger than the sum of its proper divisors (1).
72379 is an equidigital number, since it uses as much as digits as its factorization.
72379 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2646, while the sum is 28.
The square root of 72379 is about 269.0334551687. The cubic root of 72379 is about 41.6745442883.
It can be divided in two parts, 7 and 2379, that multiplied together give a triangular number (16653 = T182).
The spelling of 72379 in words is "seventy-two thousand, three hundred seventy-nine".
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