70306568 has 8 divisors (see below), whose sum is σ = 131824830. Its totient is φ = 35153280.

The previous prime is 70306559. The next prime is 70306609. The reversal of 70306568 is 86560307.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 36457444 + 33849124 = 6038^2 + 5818^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4394153 + ... + 4394168.

Almost surely, 2^70306568 is an apocalyptic number.

It is an amenable number.

70306568 is a deficient number, since it is larger than the sum of its proper divisors (61518262).

70306568 is a wasteful number, since it uses less digits than its factorization.

70306568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8788327 (or 8788323 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 70306568 is about 8384.9011920237. The cubic root of 70306568 is about 412.7292986551.

The spelling of 70306568 in words is "seventy million, three hundred six thousand, five hundred sixty-eight".