73346881 has 2 divisors, whose sum is σ = 73346882. Its totient is φ = 73346880.

The previous prime is 73346873. The next prime is 73346893. The reversal of 73346881 is 18864337.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44089600 + 29257281 = 6640^2 + 5409^2 .

It is a cyclic number.

It is not a de Polignac number, because 73346881 - 2³ = 73346873 is a prime.

It is a super-2 number, since 2×73346881² = 10759529904856322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (73346081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36673440 + 36673441.

It is an arithmetic number, because the mean of its divisors is an integer number (36673441).

Almost surely, 2^73346881 is an apocalyptic number.

It is an amenable number.

73346881 is a deficient number, since it is larger than the sum of its proper divisors (1).

73346881 is an equidigital number, since it uses as much as digits as its factorization.

73346881 is an evil number, because the sum of its binary digits is even.

The product of its digits is 96768, while the sum is 40.

The square root of 73346881 is about 8564.2793625617. The cubic root of 73346881 is about 418.5948525716.

The spelling of 73346881 in words is "seventy-three million, three hundred forty-six thousand, eight hundred eighty-one".