29194945 has 8 divisors (see below), whose sum is σ = 37728936. Its totient is φ = 21559296.

The previous prime is 29194939. The next prime is 29194973. The reversal of 29194945 is 54949192.

It can be written as a sum of positive squares in 4 ways, for example, as 935089 + 28259856 = 967^2 + 5316^2 .

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 29194945 - 2⁹ = 29194433 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224512 + ... + 224641.

It is an arithmetic number, because the mean of its divisors is an integer number (4716117).

Almost surely, 2^29194945 is an apocalyptic number.

It is an amenable number.

29194945 is a deficient number, since it is larger than the sum of its proper divisors (8533991).

29194945 is a wasteful number, since it uses less digits than its factorization.

29194945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449171.

The product of its digits is 116640, while the sum is 43.

The square root of 29194945 is about 5403.2346793379. The cubic root of 29194945 is about 307.9185742195.

The spelling of 29194945 in words is "twenty-nine million, one hundred ninety-four thousand, nine hundred forty-five".