65498243 has 2 divisors, whose sum is σ = 65498244. Its totient is φ = 65498242.

The previous prime is 65498239. The next prime is 65498299. The reversal of 65498243 is 34289456.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 65498243 - 2² = 65498239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 65498243.

It is not a weakly prime, because it can be changed into another prime (65498203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32749121 + 32749122.

It is an arithmetic number, because the mean of its divisors is an integer number (32749122).

Almost surely, 2^65498243 is an apocalyptic number.

65498243 is a deficient number, since it is larger than the sum of its proper divisors (1).

65498243 is an equidigital number, since it uses as much as digits as its factorization.

65498243 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 41.

The square root of 65498243 is about 8093.0984795689. The cubic root of 65498243 is about 403.0972945966.

The spelling of 65498243 in words is "sixty-five million, four hundred ninety-eight thousand, two hundred forty-three".