75690827 has 2 divisors, whose sum is σ = 75690828. Its totient is φ = 75690826.

The previous prime is 75690803. The next prime is 75690833. The reversal of 75690827 is 72809657.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 75690827 - 2¹² = 75686731 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (75690887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37845413 + 37845414.

It is an arithmetic number, because the mean of its divisors is an integer number (37845414).

Almost surely, 2^75690827 is an apocalyptic number.

75690827 is a deficient number, since it is larger than the sum of its proper divisors (1).

75690827 is an equidigital number, since it uses as much as digits as its factorization.

75690827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 44.

The square root of 75690827 is about 8700.0475286058. The cubic root of 75690827 is about 423.0071908120.

The spelling of 75690827 in words is "seventy-five million, six hundred ninety thousand, eight hundred twenty-seven".