76720327 has 2 divisors, whose sum is σ = 76720328. Its totient is φ = 76720326.

The previous prime is 76720291. The next prime is 76720331. The reversal of 76720327 is 72302767.

It is a strong prime.

It is an emirp because it is prime and its reverse (72302767) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76720327 - 2⁷ = 76720199 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 76720292 and 76720301.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76720367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38360163 + 38360164.

It is an arithmetic number, because the mean of its divisors is an integer number (38360164).

Almost surely, 2^76720327 is an apocalyptic number.

76720327 is a deficient number, since it is larger than the sum of its proper divisors (1).

76720327 is an equidigital number, since it uses as much as digits as its factorization.

76720327 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 76720327 is about 8759.0140426877. The cubic root of 76720327 is about 424.9163886270.

The spelling of 76720327 in words is "seventy-six million, seven hundred twenty thousand, three hundred twenty-seven".