34233403221 has 8 divisors (see below), whose sum is σ = 50716152960. Its totient is φ = 22822268796.

The previous prime is 34233403177. The next prime is 34233403229. The reversal of 34233403221 is 12230433243.

34233403221 is a `hidden beast` number, since 3 + 4 + 2 + 33 + 403 + 221 = 666.

It is not a de Polignac number, because 34233403221 - 2⁷ = 34233403093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 1267903823 = 34233403221 / (3 + 4 + 2 + 3 + 3 + 4 + 0 + 3 + 2 + 2 + 1).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34233403229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 633951885 + ... + 633951938.

It is an arithmetic number, because the mean of its divisors is an integer number (6339519120).

Almost surely, 2^34233403221 is an apocalyptic number.

It is an amenable number.

34233403221 is a deficient number, since it is larger than the sum of its proper divisors (16482749739).

34233403221 is a wasteful number, since it uses less digits than its factorization.

34233403221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267903832 (or 1267903826 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 34233403221 its reverse (12230433243), we get a palindrome (46463836464).

The spelling of 34233403221 in words is "thirty-four billion, two hundred thirty-three million, four hundred three thousand, two hundred twenty-one".