70594609 has 2 divisors, whose sum is σ = 70594610. Its totient is φ = 70594608.

The previous prime is 70594607. The next prime is 70594639. The reversal of 70594609 is 90649507.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49000000 + 21594609 = 7000^2 + 4647^2 .

It is a cyclic number.

It is not a de Polignac number, because 70594609 - 2¹ = 70594607 is a prime.

Together with 70594607, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (70594607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35297304 + 35297305.

It is an arithmetic number, because the mean of its divisors is an integer number (35297305).

Almost surely, 2^70594609 is an apocalyptic number.

It is an amenable number.

70594609 is a deficient number, since it is larger than the sum of its proper divisors (1).

70594609 is an equidigital number, since it uses as much as digits as its factorization.

70594609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 70594609 is about 8402.0598069759. The cubic root of 70594609 is about 413.2921715138.

The spelling of 70594609 in words is "seventy million, five hundred ninety-four thousand, six hundred nine".