70425808 has 20 divisors (see below), whose sum is σ = 136614148. Its totient is φ = 35170560.

The previous prime is 70425791. The next prime is 70425811. The reversal of 70425808 is 80852407.

It can be written as a sum of positive squares in 2 ways, for example, as 68029504 + 2396304 = 8248^2 + 1548^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14398 + ... + 18658.

Almost surely, 2^70425808 is an apocalyptic number.

It is an amenable number.

70425808 is a deficient number, since it is larger than the sum of its proper divisors (66188340).

70425808 is a wasteful number, since it uses less digits than its factorization.

70425808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5302 (or 5296 counting only the distinct ones).

The product of its (nonzero) digits is 17920, while the sum is 34.

The square root of 70425808 is about 8392.0085795952. The cubic root of 70425808 is about 412.9624966190.

The spelling of 70425808 in words is "seventy million, four hundred twenty-five thousand, eight hundred eight".