34221717 has 24 divisors (see below), whose sum is σ = 53522880. Its totient is φ = 21607560.

The previous prime is 34221709. The next prime is 34221751. The reversal of 34221717 is 71712243.

It is a happy number.

It is not a de Polignac number, because 34221717 - 2³ = 34221709 is a prime.

It is a super-2 number, since 2×34221717² = 2342251828856178, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34221617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7992 + ... + 11502.

It is an arithmetic number, because the mean of its divisors is an integer number (2230120).

Almost surely, 2^34221717 is an apocalyptic number.

It is an amenable number.

34221717 is a deficient number, since it is larger than the sum of its proper divisors (19301163).

34221717 is a wasteful number, since it uses less digits than its factorization.

34221717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558 (or 3533 counting only the distinct ones).

The product of its digits is 2352, while the sum is 27.

The square root of 34221717 is about 5849.9330765403. The cubic root of 34221717 is about 324.6638480941.

The spelling of 34221717 in words is "thirty-four million, two hundred twenty-one thousand, seven hundred seventeen".