73743851 has 2 divisors, whose sum is σ = 73743852. Its totient is φ = 73743850.

The previous prime is 73743847. The next prime is 73743853. The reversal of 73743851 is 15834737.

It is a strong prime.

It is an emirp because it is prime and its reverse (15834737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73743851 - 2² = 73743847 is a prime.

Together with 73743853, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73743853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36871925 + 36871926.

It is an arithmetic number, because the mean of its divisors is an integer number (36871926).

Almost surely, 2^73743851 is an apocalyptic number.

73743851 is a deficient number, since it is larger than the sum of its proper divisors (1).

73743851 is an equidigital number, since it uses as much as digits as its factorization.

73743851 is an evil number, because the sum of its binary digits is even.

The product of its digits is 70560, while the sum is 38.

The square root of 73743851 is about 8587.4240025749. The cubic root of 73743851 is about 419.3486711023.

The spelling of 73743851 in words is "seventy-three million, seven hundred forty-three thousand, eight hundred fifty-one".