34389799 has 2 divisors, whose sum is σ = 34389800. Its totient is φ = 34389798.

The previous prime is 34389779. The next prime is 34389811. The reversal of 34389799 is 99798343.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34389799 - 2¹¹ = 34387751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34389749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17194899 + 17194900.

It is an arithmetic number, because the mean of its divisors is an integer number (17194900).

Almost surely, 2^34389799 is an apocalyptic number.

34389799 is a deficient number, since it is larger than the sum of its proper divisors (1).

34389799 is an equidigital number, since it uses as much as digits as its factorization.

34389799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 52.

The square root of 34389799 is about 5864.2816269344. The cubic root of 34389799 is about 325.1945155101.

The spelling of 34389799 in words is "thirty-four million, three hundred eighty-nine thousand, seven hundred ninety-nine".