34243873 has 2 divisors, whose sum is σ = 34243874. Its totient is φ = 34243872.

The previous prime is 34243861. The next prime is 34243889. The reversal of 34243873 is 37834243.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22014864 + 12229009 = 4692^2 + 3497^2 .

It is an emirp because it is prime and its reverse (37834243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34243873 - 2¹³ = 34235681 is a prime.

It is not a weakly prime, because it can be changed into another prime (34243843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17121936 + 17121937.

It is an arithmetic number, because the mean of its divisors is an integer number (17121937).

Almost surely, 2^34243873 is an apocalyptic number.

It is an amenable number.

34243873 is a deficient number, since it is larger than the sum of its proper divisors (1).

34243873 is an equidigital number, since it uses as much as digits as its factorization.

34243873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 34.

The square root of 34243873 is about 5851.8264670101. The cubic root of 34243873 is about 324.7338981583.

The spelling of 34243873 in words is "thirty-four million, two hundred forty-three thousand, eight hundred seventy-three".