70224239 has 2 divisors, whose sum is σ = 70224240. Its totient is φ = 70224238.

The previous prime is 70224233. The next prime is 70224281. The reversal of 70224239 is 93242207.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 70224239 - 2⁴ = 70224223 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (70224233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35112119 + 35112120.

It is an arithmetic number, because the mean of its divisors is an integer number (35112120).

Almost surely, 2^70224239 is an apocalyptic number.

70224239 is a deficient number, since it is larger than the sum of its proper divisors (1).

70224239 is an equidigital number, since it uses as much as digits as its factorization.

70224239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 70224239 is about 8379.9903937892. The cubic root of 70224239 is about 412.5681337104.

The spelling of 70224239 in words is "seventy million, two hundred twenty-four thousand, two hundred thirty-nine".