34420079 has 2 divisors, whose sum is σ = 34420080. Its totient is φ = 34420078.

The previous prime is 34420073. The next prime is 34420097. The reversal of 34420079 is 97002443.

Together with next prime (34420097) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is an emirp because it is prime and its reverse (97002443) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34420079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34420073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17210039 + 17210040.

It is an arithmetic number, because the mean of its divisors is an integer number (17210040).

Almost surely, 2^34420079 is an apocalyptic number.

34420079 is a deficient number, since it is larger than the sum of its proper divisors (1).

34420079 is an equidigital number, since it uses as much as digits as its factorization.

34420079 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 34420079 is about 5866.8627902824. The cubic root of 34420079 is about 325.2899314143.

The spelling of 34420079 in words is "thirty-four million, four hundred twenty thousand, seventy-nine".