70058017 has 4 divisors (see below), whose sum is σ = 70074900. Its totient is φ = 70041136.

The previous prime is 70058011. The next prime is 70058039. The reversal of 70058017 is 71085007.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 29149201 + 40908816 = 5399^2 + 6396^2 .

It is a cyclic number.

It is not a de Polignac number, because 70058017 - 2¹⁹ = 69533729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70058011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2583 + ... + 12115.

It is an arithmetic number, because the mean of its divisors is an integer number (17518725).

Almost surely, 2^70058017 is an apocalyptic number.

It is an amenable number.

70058017 is a deficient number, since it is larger than the sum of its proper divisors (16883).

70058017 is an equidigital number, since it uses as much as digits as its factorization.

70058017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16882.

The product of its (nonzero) digits is 1960, while the sum is 28.

The square root of 70058017 is about 8370.0667261379. The cubic root of 70058017 is about 412.2423578770.

The spelling of 70058017 in words is "seventy million, fifty-eight thousand, seventeen".