70677667 has 2 divisors, whose sum is σ = 70677668. Its totient is φ = 70677666.

The previous prime is 70677641. The next prime is 70677713. The reversal of 70677667 is 76677607.

It is an a-pointer prime, because the next prime (70677713) can be obtained adding 70677667 to its sum of digits (46).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70677667 - 2¹⁹ = 70153379 is a prime.

It is a super-2 number, since 2×70677667² = 9990665225125778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70677617) 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, 35338833 + 35338834.

It is an arithmetic number, because the mean of its divisors is an integer number (35338834).

Almost surely, 2^70677667 is an apocalyptic number.

70677667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70677667 is an equidigital number, since it uses as much as digits as its factorization.

70677667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518616, while the sum is 46.

The square root of 70677667 is about 8407.0010705364. The cubic root of 70677667 is about 413.4541941192.

The spelling of 70677667 in words is "seventy million, six hundred seventy-seven thousand, six hundred sixty-seven".