34428403 has 2 divisors, whose sum is σ = 34428404. Its totient is φ = 34428402.

The previous prime is 34428377. The next prime is 34428421. The reversal of 34428403 is 30482443.

It is a strong prime.

It is an emirp because it is prime and its reverse (30482443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34428403 - 2⁹ = 34427891 is a prime.

It is not a weakly prime, because it can be changed into another prime (34428473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17214201 + 17214202.

It is an arithmetic number, because the mean of its divisors is an integer number (17214202).

Almost surely, 2^34428403 is an apocalyptic number.

34428403 is a deficient number, since it is larger than the sum of its proper divisors (1).

34428403 is an equidigital number, since it uses as much as digits as its factorization.

34428403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 34428403 is about 5867.5721555001. The cubic root of 34428403 is about 325.3161515279.

The spelling of 34428403 in words is "thirty-four million, four hundred twenty-eight thousand, four hundred three".