73479841 has 2 divisors, whose sum is σ = 73479842. Its totient is φ = 73479840.

The previous prime is 73479811. The next prime is 73479851. The reversal of 73479841 is 14897437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 72846225 + 633616 = 8535^2 + 796^2 .

It is an emirp because it is prime and its reverse (14897437) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73479841 is a prime.

It is not a weakly prime, because it can be changed into another prime (73479811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36739920 + 36739921.

It is an arithmetic number, because the mean of its divisors is an integer number (36739921).

Almost surely, 2^73479841 is an apocalyptic number.

It is an amenable number.

73479841 is a deficient number, since it is larger than the sum of its proper divisors (1).

73479841 is an equidigital number, since it uses as much as digits as its factorization.

73479841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 169344, while the sum is 43.

The square root of 73479841 is about 8572.0383223595. The cubic root of 73479841 is about 418.8476366672.

The spelling of 73479841 in words is "seventy-three million, four hundred seventy-nine thousand, eight hundred forty-one".