34227621 has 12 divisors (see below), whose sum is σ = 49921248. Its totient is φ = 22596264.

The previous prime is 34227577. The next prime is 34227629. The reversal of 34227621 is 12672243.

34227621 is a `hidden beast` number, since 34 + 2 + 2 + 7 + 621 = 666.

It is not a de Polignac number, because 34227621 - 2¹⁰ = 34226597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34227629) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17535 + ... + 19388.

It is an arithmetic number, because the mean of its divisors is an integer number (4160104).

Almost surely, 2^34227621 is an apocalyptic number.

It is an amenable number.

34227621 is a deficient number, since it is larger than the sum of its proper divisors (15693627).

34227621 is a wasteful number, since it uses less digits than its factorization.

34227621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37032 (or 37029 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 34227621 is about 5850.4376759350. The cubic root of 34227621 is about 324.6825175757.

Adding to 34227621 its reverse (12672243), we get a palindrome (46899864).

The spelling of 34227621 in words is "thirty-four million, two hundred twenty-seven thousand, six hundred twenty-one".