80234239 has 2 divisors, whose sum is σ = 80234240. Its totient is φ = 80234238.

The previous prime is 80234221. The next prime is 80234261. The reversal of 80234239 is 93243208.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 80234239 - 2⁷ = 80234111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 80234239.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (80234269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40117119 + 40117120.

It is an arithmetic number, because the mean of its divisors is an integer number (40117120).

Almost surely, 2^80234239 is an apocalyptic number.

80234239 is a deficient number, since it is larger than the sum of its proper divisors (1).

80234239 is an equidigital number, since it uses as much as digits as its factorization.

80234239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 80234239 is about 8957.3566971512. The cubic root of 80234239 is about 431.3070720798.

The spelling of 80234239 in words is "eighty million, two hundred thirty-four thousand, two hundred thirty-nine".