70434667 has 2 divisors, whose sum is σ = 70434668. Its totient is φ = 70434666.

The previous prime is 70434659. The next prime is 70434677. The reversal of 70434667 is 76643407.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70434667 - 2³ = 70434659 is a prime.

It is a super-2 number, since 2×70434667² = 9922084630801778, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (70434607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35217333 + 35217334.

It is an arithmetic number, because the mean of its divisors is an integer number (35217334).

Almost surely, 2^70434667 is an apocalyptic number.

70434667 is a deficient number, since it is larger than the sum of its proper divisors (1).

70434667 is an equidigital number, since it uses as much as digits as its factorization.

70434667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 70434667 is about 8392.5363865759. The cubic root of 70434667 is about 412.9798116794.

The spelling of 70434667 in words is "seventy million, four hundred thirty-four thousand, six hundred sixty-seven".