34093921 has 3 divisors (see below), whose sum is σ = 34099761. Its totient is φ = 34088082.

The previous prime is 34093907. The next prime is 34093967. The reversal of 34093921 is 12939043.

The square root of 34093921 is 5839.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 34093921 - 2¹³ = 34085729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34093321) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2920 + ... + 8758.

It is an arithmetic number, because the mean of its divisors is an integer number (11366587).

Almost surely, 2^34093921 is an apocalyptic number.

34093921 is the 5839-th square number.

34093921 is the 2920-th centered octagonal number.

It is an amenable number.

34093921 is a deficient number, since it is larger than the sum of its proper divisors (5840).

34093921 is an frugal number, since it uses more digits than its factorization.

34093921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11678 (or 5839 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The cubic root of 34093921 is about 324.2592074232.

The spelling of 34093921 in words is "thirty-four million, ninety-three thousand, nine hundred twenty-one".