70170229 has 8 divisors (see below), whose sum is σ = 71993880. Its totient is φ = 68352000.

The previous prime is 70170187. The next prime is 70170253. The reversal of 70170229 is 92207107.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13950225 + 56220004 = 3735^2 + 7498^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 70170229 - 2¹¹ = 70168181 is a prime.

It is a super-2 number, since 2×70170229² = 9847722075824882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 70170197 and 70170206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70170299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43029 + ... + 44629.

It is an arithmetic number, because the mean of its divisors is an integer number (8999235).

Almost surely, 2^70170229 is an apocalyptic number.

It is an amenable number.

70170229 is a deficient number, since it is larger than the sum of its proper divisors (1823651).

70170229 is a wasteful number, since it uses less digits than its factorization.

70170229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2711.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 70170229 is about 8376.7672165341. The cubic root of 70170229 is about 412.4623368123.

The spelling of 70170229 in words is "seventy million, one hundred seventy thousand, two hundred twenty-nine".