73300397 has 2 divisors, whose sum is σ = 73300398. Its totient is φ = 73300396.

The previous prime is 73300373. The next prime is 73300417. The reversal of 73300397 is 79300337.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50965321 + 22335076 = 7139^2 + 4726^2 .

It is a cyclic number.

It is not a de Polignac number, because 73300397 - 2²⁰ = 72251821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73300327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36650198 + 36650199.

It is an arithmetic number, because the mean of its divisors is an integer number (36650199).

Almost surely, 2^73300397 is an apocalyptic number.

It is an amenable number.

73300397 is a deficient number, since it is larger than the sum of its proper divisors (1).

73300397 is an equidigital number, since it uses as much as digits as its factorization.

73300397 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11907, while the sum is 32.

The square root of 73300397 is about 8561.5651022462. The cubic root of 73300397 is about 418.5064049337.

The spelling of 73300397 in words is "seventy-three million, three hundred thousand, three hundred ninety-seven".