97830269 has 2 divisors, whose sum is σ = 97830270. Its totient is φ = 97830268.

The previous prime is 97830197. The next prime is 97830283. The reversal of 97830269 is 96203879.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95785369 + 2044900 = 9787^2 + 1430^2 .

It is a cyclic number.

It is not a de Polignac number, because 97830269 - 2²⁴ = 81053053 is a prime.

It is a super-2 number, since 2×97830269² = 19141523065224722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97830169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48915134 + 48915135.

It is an arithmetic number, because the mean of its divisors is an integer number (48915135).

Almost surely, 2^97830269 is an apocalyptic number.

It is an amenable number.

97830269 is a deficient number, since it is larger than the sum of its proper divisors (1).

97830269 is an equidigital number, since it uses as much as digits as its factorization.

97830269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 163296, while the sum is 44.

The square root of 97830269 is about 9890.9185114427. The cubic root of 97830269 is about 460.7773073803. Note that the first 3 decimals are identical.

The spelling of 97830269 in words is "ninety-seven million, eight hundred thirty thousand, two hundred sixty-nine".