34433421 has 16 divisors (see below), whose sum is σ = 51440448. Its totient is φ = 20304000.

The previous prime is 34433419. The next prime is 34433429. The reversal of 34433421 is 12433443.

It is not a de Polignac number, because 34433421 - 2¹ = 34433419 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34433391 and 34433400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34433429) 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, 12880 + ... + 15321.

It is an arithmetic number, because the mean of its divisors is an integer number (3215028).

Almost surely, 2^34433421 is an apocalyptic number.

It is an amenable number.

34433421 is a deficient number, since it is larger than the sum of its proper divisors (17007027).

34433421 is a wasteful number, since it uses less digits than its factorization.

34433421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28252.

The product of its digits is 3456, while the sum is 24.

The square root of 34433421 is about 5867.9997443763. Note that the first 3 decimals coincide. The cubic root of 34433421 is about 325.3319558929.

Adding to 34433421 its reverse (12433443), we get a palindrome (46866864).

The spelling of 34433421 in words is "thirty-four million, four hundred thirty-three thousand, four hundred twenty-one".