34421587 has 2 divisors, whose sum is σ = 34421588. Its totient is φ = 34421586.

The previous prime is 34421561. The next prime is 34421609. The reversal of 34421587 is 78512443.

34421587 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34421587 - 2⁷ = 34421459 is a prime.

It is not a weakly prime, because it can be changed into another prime (34422587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17210793 + 17210794.

It is an arithmetic number, because the mean of its divisors is an integer number (17210794).

Almost surely, 2^34421587 is an apocalyptic number.

34421587 is a deficient number, since it is larger than the sum of its proper divisors (1).

34421587 is an equidigital number, since it uses as much as digits as its factorization.

34421587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 34.

The square root of 34421587 is about 5866.9913073056. The cubic root of 34421587 is about 325.2946818397.

The spelling of 34421587 in words is "thirty-four million, four hundred twenty-one thousand, five hundred eighty-seven".