73498261 has 2 divisors, whose sum is σ = 73498262. Its totient is φ = 73498260.

The previous prime is 73498231. The next prime is 73498283. The reversal of 73498261 is 16289437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73444900 + 53361 = 8570^2 + 231^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73498261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73498231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36749130 + 36749131.

It is an arithmetic number, because the mean of its divisors is an integer number (36749131).

Almost surely, 2^73498261 is an apocalyptic number.

It is an amenable number.

73498261 is a deficient number, since it is larger than the sum of its proper divisors (1).

73498261 is an equidigital number, since it uses as much as digits as its factorization.

73498261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 73498261 is about 8573.1126786016. The cubic root of 73498261 is about 418.8826327912.

The spelling of 73498261 in words is "seventy-three million, four hundred ninety-eight thousand, two hundred sixty-one".