73298261 has 2 divisors, whose sum is σ = 73298262. Its totient is φ = 73298260.

The previous prime is 73298227. The next prime is 73298279. The reversal of 73298261 is 16289237.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 63904036 + 9394225 = 7994^2 + 3065^2 .

It is a cyclic number.

It is not a de Polignac number, because 73298261 - 2¹⁴ = 73281877 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73298761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36649130 + 36649131.

It is an arithmetic number, because the mean of its divisors is an integer number (36649131).

Almost surely, 2^73298261 is an apocalyptic number.

It is an amenable number.

73298261 is a deficient number, since it is larger than the sum of its proper divisors (1).

73298261 is an equidigital number, since it uses as much as digits as its factorization.

73298261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36288, while the sum is 38.

The square root of 73298261 is about 8561.4403577903. The cubic root of 73298261 is about 418.5023397517.

The spelling of 73298261 in words is "seventy-three million, two hundred ninety-eight thousand, two hundred sixty-one".