70824667 has 2 divisors, whose sum is σ = 70824668. Its totient is φ = 70824666.

The previous prime is 70824653. The next prime is 70824679. The reversal of 70824667 is 76642807.

It is a strong prime.

It is an emirp because it is prime and its reverse (76642807) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 70824667 - 2⁷ = 70824539 is a prime.

It is a super-2 number, since 2×70824667² = 10032266911321778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70822667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35412333 + 35412334.

It is an arithmetic number, because the mean of its divisors is an integer number (35412334).

Almost surely, 2^70824667 is an apocalyptic number.

70824667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70824667 is an equidigital number, since it uses as much as digits as its factorization.

70824667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 70824667 is about 8415.7392426334. The cubic root of 70824667 is about 413.7406385800.

The spelling of 70824667 in words is "seventy million, eight hundred twenty-four thousand, six hundred sixty-seven".