34194521 has 8 divisors (see below), whose sum is σ = 35007744. Its totient is φ = 33384960.

The previous prime is 34194481. The next prime is 34194527. The reversal of 34194521 is 12549143.

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 34194521 - 2¹⁸ = 33932377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34194527) 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, 29081 + ... + 30233.

It is an arithmetic number, because the mean of its divisors is an integer number (4375968).

Almost surely, 2^34194521 is an apocalyptic number.

It is an amenable number.

34194521 is a deficient number, since it is larger than the sum of its proper divisors (813223).

34194521 is a wasteful number, since it uses less digits than its factorization.

34194521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1831.

The product of its digits is 4320, while the sum is 29.

The square root of 34194521 is about 5847.6081435062. The cubic root of 34194521 is about 324.5778218437.

The spelling of 34194521 in words is "thirty-four million, one hundred ninety-four thousand, five hundred twenty-one".