70380227 has 2 divisors, whose sum is σ = 70380228. Its totient is φ = 70380226.

The previous prime is 70380223. The next prime is 70380257. The reversal of 70380227 is 72208307.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70380227 - 2² = 70380223 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 70380227.

It is not a weakly prime, because it can be changed into another prime (70380223) 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, 35190113 + 35190114.

It is an arithmetic number, because the mean of its divisors is an integer number (35190114).

Almost surely, 2^70380227 is an apocalyptic number.

70380227 is a deficient number, since it is larger than the sum of its proper divisors (1).

70380227 is an equidigital number, since it uses as much as digits as its factorization.

70380227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 70380227 is about 8389.2924016272. The cubic root of 70380227 is about 412.8733848455.

It can be divided in two parts, 70380 and 227, that added together give a palindrome (70607).

The spelling of 70380227 in words is "seventy million, three hundred eighty thousand, two hundred twenty-seven".