70204273 has 8 divisors (see below), whose sum is σ = 72818280. Its totient is φ = 67603200.

The previous prime is 70204241. The next prime is 70204291. The reversal of 70204273 is 37240207.

It can be written as a sum of positive squares in 4 ways, for example, as 21372129 + 48832144 = 4623^2 + 6988^2 .

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 70204273 - 2⁵ = 70204241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70204973) 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, 8611 + ... + 14647.

It is an arithmetic number, because the mean of its divisors is an integer number (9102285).

Almost surely, 2^70204273 is an apocalyptic number.

It is an amenable number.

70204273 is a deficient number, since it is larger than the sum of its proper divisors (2614007).

70204273 is a wasteful number, since it uses less digits than its factorization.

70204273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6467.

The product of its (nonzero) digits is 2352, while the sum is 25.

The square root of 70204273 is about 8378.7990189525. The cubic root of 70204273 is about 412.5290298517.

The spelling of 70204273 in words is "seventy million, two hundred four thousand, two hundred seventy-three".