29194139 has 8 divisors (see below), whose sum is σ = 31493280. Its totient is φ = 26902656.

The previous prime is 29194103. The next prime is 29194141. The reversal of 29194139 is 93149192.

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 29194139 - 2⁸ = 29193883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29194339) 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, 7907 + ... + 10995.

It is an arithmetic number, because the mean of its divisors is an integer number (3936660).

Almost surely, 2^29194139 is an apocalyptic number.

29194139 is a deficient number, since it is larger than the sum of its proper divisors (2299141).

29194139 is a wasteful number, since it uses less digits than its factorization.

29194139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829.

The product of its digits is 17496, while the sum is 38.

The square root of 29194139 is about 5403.1600938710. The cubic root of 29194139 is about 307.9157405708.

The spelling of 29194139 in words is "twenty-nine million, one hundred ninety-four thousand, one hundred thirty-nine".