34103621 has 8 divisors (see below), whose sum is σ = 34673184. Its totient is φ = 33538000.

The previous prime is 34103611. The next prime is 34103633. The reversal of 34103621 is 12630143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34103621 - 2¹⁴ = 34087237 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34103593 and 34103602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34103611) 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, 20015 + ... + 21651.

It is an arithmetic number, because the mean of its divisors is an integer number (4334148).

Almost surely, 2^34103621 is an apocalyptic number.

It is an amenable number.

34103621 is a deficient number, since it is larger than the sum of its proper divisors (569563).

34103621 is a wasteful number, since it uses less digits than its factorization.

34103621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 34103621 is about 5839.8305626105. The cubic root of 34103621 is about 324.2899559748.

Adding to 34103621 its reverse (12630143), we get a palindrome (46733764).

The spelling of 34103621 in words is "thirty-four million, one hundred three thousand, six hundred twenty-one".