34223121 has 16 divisors (see below), whose sum is σ = 50793600. Its totient is φ = 22773744.

The previous prime is 34223099. The next prime is 34223153. The reversal of 34223121 is 12132243.

It is not a de Polignac number, because 34223121 - 2²¹ = 32125969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34223094 and 34223103.

It is not an unprimeable number, because it can be changed into a prime (34222121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23235 + ... + 24663.

It is an arithmetic number, because the mean of its divisors is an integer number (3174600).

Almost surely, 2^34223121 is an apocalyptic number.

It is an amenable number.

34223121 is a deficient number, since it is larger than the sum of its proper divisors (16570479).

34223121 is a wasteful number, since it uses less digits than its factorization.

34223121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2325 (or 2319 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 34223121 is about 5850.0530766823. The cubic root of 34223121 is about 324.6682879825.

Adding to 34223121 its reverse (12132243), we get a palindrome (46355364).

The spelling of 34223121 in words is "thirty-four million, two hundred twenty-three thousand, one hundred twenty-one".