70327769 has 2 divisors, whose sum is σ = 70327770. Its totient is φ = 70327768.

The previous prime is 70327757. The next prime is 70327811. The reversal of 70327769 is 96772307.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41113744 + 29214025 = 6412^2 + 5405^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70327769 is a prime.

It is a super-2 number, since 2×70327769² = 9891990185034722, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (70327709) 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, 35163884 + 35163885.

It is an arithmetic number, because the mean of its divisors is an integer number (35163885).

Almost surely, 2^70327769 is an apocalyptic number.

It is an amenable number.

70327769 is a deficient number, since it is larger than the sum of its proper divisors (1).

70327769 is an equidigital number, since it uses as much as digits as its factorization.

70327769 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 111132, while the sum is 41.

The square root of 70327769 is about 8386.1653334525. The cubic root of 70327769 is about 412.7707807655.

The spelling of 70327769 in words is "seventy million, three hundred twenty-seven thousand, seven hundred sixty-nine".