70026205 has 4 divisors (see below), whose sum is σ = 84031452. Its totient is φ = 56020960.

The previous prime is 70026157. The next prime is 70026221. The reversal of 70026205 is 50262007.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27594009 + 42432196 = 5253^2 + 6514^2 .

It is a de Polignac number, because none of the positive numbers 2^k-70026205 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7002616 + ... + 7002625.

It is an arithmetic number, because the mean of its divisors is an integer number (21007863).

Almost surely, 2^70026205 is an apocalyptic number.

It is an amenable number.

70026205 is a deficient number, since it is larger than the sum of its proper divisors (14005247).

70026205 is a wasteful number, since it uses less digits than its factorization.

70026205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14005246.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 70026205 is about 8368.1661670882. The cubic root of 70026205 is about 412.1799513177.

The spelling of 70026205 in words is "seventy million, twenty-six thousand, two hundred five".