84330929 has 2 divisors, whose sum is σ = 84330930. Its totient is φ = 84330928.

The previous prime is 84330923. The next prime is 84330947. The reversal of 84330929 is 92903348.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80066704 + 4264225 = 8948^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 84330929 - 2⁴ = 84330913 is a prime.

It is a super-2 number, since 2×84330929² = 14223411172006082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 84330892 and 84330901.

It is not a weakly prime, because it can be changed into another prime (84330923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42165464 + 42165465.

It is an arithmetic number, because the mean of its divisors is an integer number (42165465).

Almost surely, 2^84330929 is an apocalyptic number.

It is an amenable number.

84330929 is a deficient number, since it is larger than the sum of its proper divisors (1).

84330929 is an equidigital number, since it uses as much as digits as its factorization.

84330929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46656, while the sum is 38.

The square root of 84330929 is about 9183.1873007143. The cubic root of 84330929 is about 438.5262833521.

The spelling of 84330929 in words is "eighty-four million, three hundred thirty thousand, nine hundred twenty-nine".