73454461 has 2 divisors, whose sum is σ = 73454462. Its totient is φ = 73454460.

The previous prime is 73454443. The next prime is 73454489. The reversal of 73454461 is 16445437.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40896025 + 32558436 = 6395^2 + 5706^2 .

It is a cyclic number.

It is not a de Polignac number, because 73454461 - 2⁵ = 73454429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73454401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36727230 + 36727231.

It is an arithmetic number, because the mean of its divisors is an integer number (36727231).

Almost surely, 2^73454461 is an apocalyptic number.

It is an amenable number.

73454461 is a deficient number, since it is larger than the sum of its proper divisors (1).

73454461 is an equidigital number, since it uses as much as digits as its factorization.

73454461 is an evil number, because the sum of its binary digits is even.

The product of its digits is 40320, while the sum is 34.

The square root of 73454461 is about 8570.5577998168. The cubic root of 73454461 is about 418.7994076699.

Adding to 73454461 its reverse (16445437), we get a palindrome (89899898).

The spelling of 73454461 in words is "seventy-three million, four hundred fifty-four thousand, four hundred sixty-one".