34144421 has 4 divisors (see below), whose sum is σ = 34723200. Its totient is φ = 33565644.

The previous prime is 34144417. The next prime is 34144441. The reversal of 34144421 is 12444143.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12444143 = 47 ⋅264769.

It is a cyclic number.

It is not a de Polignac number, because 34144421 - 2² = 34144417 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34144441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289301 + ... + 289418.

It is an arithmetic number, because the mean of its divisors is an integer number (8680800).

Almost surely, 2^34144421 is an apocalyptic number.

It is an amenable number.

34144421 is a deficient number, since it is larger than the sum of its proper divisors (578779).

34144421 is an equidigital number, since it uses as much as digits as its factorization.

34144421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578778.

The product of its digits is 1536, while the sum is 23.

The square root of 34144421 is about 5843.3227704791. The cubic root of 34144421 is about 324.4192262887.

Adding to 34144421 its reverse (12444143), we get a palindrome (46588564).

The spelling of 34144421 in words is "thirty-four million, one hundred forty-four thousand, four hundred twenty-one".