70070858 has 24 divisors (see below), whose sum is σ = 124422564. Its totient is φ = 29399040.

The previous prime is 70070849. The next prime is 70070863. The reversal of 70070858 is 85807007.

It can be written as a sum of positive squares in 2 ways, for example, as 50027329 + 20043529 = 7073^2 + 4477^2 .

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 11 ways as a sum of consecutive naturals, for example, 7991 + ... + 14282.

Almost surely, 2^70070858 is an apocalyptic number.

70070858 is a deficient number, since it is larger than the sum of its proper divisors (54351706).

70070858 is a wasteful number, since it uses less digits than its factorization.

70070858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22310 (or 22299 counting only the distinct ones).

The product of its (nonzero) digits is 15680, while the sum is 35.

The square root of 70070858 is about 8370.8337697030. The cubic root of 70070858 is about 412.2675431018.

The spelling of 70070858 in words is "seventy million, seventy thousand, eight hundred fifty-eight".