34590421 has 2 divisors, whose sum is σ = 34590422. Its totient is φ = 34590420.

The previous prime is 34590383. The next prime is 34590433. The reversal of 34590421 is 12409543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26122321 + 8468100 = 5111^2 + 2910^2 .

It is a cyclic number.

It is not a de Polignac number, because 34590421 - 2⁷ = 34590293 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 34590421.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34591421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17295210 + 17295211.

It is an arithmetic number, because the mean of its divisors is an integer number (17295211).

Almost surely, 2^34590421 is an apocalyptic number.

It is an amenable number.

34590421 is a deficient number, since it is larger than the sum of its proper divisors (1).

34590421 is an equidigital number, since it uses as much as digits as its factorization.

34590421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 34590421 is about 5881.3621721503. The cubic root of 34590421 is about 325.8256592246.

Adding to 34590421 its reverse (12409543), we get a palindrome (46999964).

The spelling of 34590421 in words is "thirty-four million, five hundred ninety thousand, four hundred twenty-one".