34221403 has 2 divisors, whose sum is σ = 34221404. Its totient is φ = 34221402.

The previous prime is 34221371. The next prime is 34221419. The reversal of 34221403 is 30412243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 34221403 - 2⁵ = 34221371 is a prime.

It is a super-2 number, since 2×34221403² = 2342208846576818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (34221443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17110701 + 17110702.

It is an arithmetic number, because the mean of its divisors is an integer number (17110702).

Almost surely, 2^34221403 is an apocalyptic number.

34221403 is a deficient number, since it is larger than the sum of its proper divisors (1).

34221403 is an equidigital number, since it uses as much as digits as its factorization.

34221403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 34221403 is about 5849.9062385649. The cubic root of 34221403 is about 324.6628551110.

Adding to 34221403 its reverse (30412243), we get a palindrome (64633646).

The spelling of 34221403 in words is "thirty-four million, two hundred twenty-one thousand, four hundred three".