73496281 has 2 divisors, whose sum is σ = 73496282. Its totient is φ = 73496280.

The previous prime is 73496279. The next prime is 73496299. The reversal of 73496281 is 18269437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72948681 + 547600 = 8541^2 + 740^2 .

It is a cyclic number.

It is not a de Polignac number, because 73496281 - 2¹ = 73496279 is a prime.

It is a super-2 number, since 2×73496281² = 10803406641661922, which contains 22 as substring.

Together with 73496279, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (73496261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36748140 + 36748141.

It is an arithmetic number, because the mean of its divisors is an integer number (36748141).

Almost surely, 2^73496281 is an apocalyptic number.

It is an amenable number.

73496281 is a deficient number, since it is larger than the sum of its proper divisors (1).

73496281 is an equidigital number, since it uses as much as digits as its factorization.

73496281 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 73496281 is about 8572.9972005128. The cubic root of 73496281 is about 418.8788712733.

The spelling of 73496281 in words is "seventy-three million, four hundred ninety-six thousand, two hundred eighty-one".