73866803 has 2 divisors, whose sum is σ = 73866804. Its totient is φ = 73866802.

The previous prime is 73866787. The next prime is 73866809. The reversal of 73866803 is 30866837.

It is a strong prime.

It is an emirp because it is prime and its reverse (30866837) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73866803 - 2⁴ = 73866787 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73866809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36933401 + 36933402.

It is an arithmetic number, because the mean of its divisors is an integer number (36933402).

Almost surely, 2^73866803 is an apocalyptic number.

73866803 is a deficient number, since it is larger than the sum of its proper divisors (1).

73866803 is an equidigital number, since it uses as much as digits as its factorization.

73866803 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 73866803 is about 8594.5798617501. The cubic root of 73866803 is about 419.5815995824.

The spelling of 73866803 in words is "seventy-three million, eight hundred sixty-six thousand, eight hundred three".