7700042227 has 2 divisors, whose sum is σ = 7700042228. Its totient is φ = 7700042226.

The previous prime is 7700042183. The next prime is 7700042279. The reversal of 7700042227 is 7222400077.

It is a weak prime.

It is an emirp because it is prime and its reverse (7222400077) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7700042227 is a prime.

It is a super-4 number, since 4×7700042227⁴ (a number of 41 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (7700042027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3850021113 + 3850021114.

It is an arithmetic number, because the mean of its divisors is an integer number (3850021114).

Almost surely, 2^7700042227 is an apocalyptic number.

7700042227 is a deficient number, since it is larger than the sum of its proper divisors (1).

7700042227 is an equidigital number, since it uses as much as digits as its factorization.

7700042227 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10976, while the sum is 31.

The square root of 7700042227 is about 87749.8844842545. The cubic root of 7700042227 is about 1974.6844319394.

The spelling of 7700042227 in words is "seven billion, seven hundred million, forty-two thousand, two hundred twenty-seven".