34220401 has 2 divisors, whose sum is σ = 34220402. Its totient is φ = 34220400.

The previous prime is 34220399. The next prime is 34220443. The reversal of 34220401 is 10402243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29593600 + 4626801 = 5440^2 + 2151^2 .

It is an emirp because it is prime and its reverse (10402243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 34220401 - 2¹ = 34220399 is a prime.

Together with 34220399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (34220701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17110200 + 17110201.

It is an arithmetic number, because the mean of its divisors is an integer number (17110201).

Almost surely, 2^34220401 is an apocalyptic number.

It is an amenable number.

34220401 is a deficient number, since it is larger than the sum of its proper divisors (1).

34220401 is an equidigital number, since it uses as much as digits as its factorization.

34220401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 34220401 is about 5849.8205955397. The cubic root of 34220401 is about 324.6596863791.

Adding to 34220401 its reverse (10402243), we get a palindrome (44622644).

The spelling of 34220401 in words is "thirty-four million, two hundred twenty thousand, four hundred one".