70252243 has 2 divisors, whose sum is σ = 70252244. Its totient is φ = 70252242.

The previous prime is 70252219. The next prime is 70252277. The reversal of 70252243 is 34225207.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70252243 is a prime.

It is not a weakly prime, because it can be changed into another prime (70252043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35126121 + 35126122.

It is an arithmetic number, because the mean of its divisors is an integer number (35126122).

Almost surely, 2^70252243 is an apocalyptic number.

70252243 is a deficient number, since it is larger than the sum of its proper divisors (1).

70252243 is an equidigital number, since it uses as much as digits as its factorization.

70252243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 70252243 is about 8381.6611122140. The cubic root of 70252243 is about 412.6229676858.

The spelling of 70252243 in words is "seventy million, two hundred fifty-two thousand, two hundred forty-three".