8234213497 has 2 divisors, whose sum is σ = 8234213498. Its totient is φ = 8234213496.

The previous prime is 8234213489. The next prime is 8234213539. The reversal of 8234213497 is 7943124328.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7997546041 + 236667456 = 89429^2 + 15384^2 .

It is a cyclic number.

It is not a de Polignac number, because 8234213497 - 2³ = 8234213489 is a prime.

It is not a weakly prime, because it can be changed into another prime (8234213467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4117106748 + 4117106749.

It is an arithmetic number, because the mean of its divisors is an integer number (4117106749).

Almost surely, 2^8234213497 is an apocalyptic number.

It is an amenable number.

8234213497 is a deficient number, since it is larger than the sum of its proper divisors (1).

8234213497 is an equidigital number, since it uses as much as digits as its factorization.

8234213497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 43.

The square root of 8234213497 is about 90742.5671721932. The cubic root of 8234213497 is about 2019.3303581245.

The spelling of 8234213497 in words is "eight billion, two hundred thirty-four million, two hundred thirteen thousand, four hundred ninety-seven".