73798399 has 2 divisors, whose sum is σ = 73798400. Its totient is φ = 73798398.

The previous prime is 73798397. The next prime is 73798429. The reversal of 73798399 is 99389737.

It is a weak prime.

It is an emirp because it is prime and its reverse (99389737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73798399 - 2¹ = 73798397 is a prime.

It is a super-3 number, since 3×73798399³ (a number of 25 digits) contains 333 as substring.

Together with 73798397, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73798391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36899199 + 36899200.

It is an arithmetic number, because the mean of its divisors is an integer number (36899200).

Almost surely, 2^73798399 is an apocalyptic number.

73798399 is a deficient number, since it is larger than the sum of its proper divisors (1).

73798399 is an equidigital number, since it uses as much as digits as its factorization.

73798399 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2571912, while the sum is 55.

The square root of 73798399 is about 8590.5994552185. The cubic root of 73798399 is about 419.4520424037.

The spelling of 73798399 in words is "seventy-three million, seven hundred ninety-eight thousand, three hundred ninety-nine".