29004239 has 8 divisors (see below), whose sum is σ = 31680768. Its totient is φ = 26334360.

The previous prime is 29004221. The next prime is 29004247. The reversal of 29004239 is 93240092.

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 29004239 - 2¹⁶ = 28938703 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29004289) 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, 13604 + ... + 15590.

It is an arithmetic number, because the mean of its divisors is an integer number (3960096).

Almost surely, 2^29004239 is an apocalyptic number.

29004239 is a deficient number, since it is larger than the sum of its proper divisors (2676529).

29004239 is a wasteful number, since it uses less digits than its factorization.

29004239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3325.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 29004239 is about 5385.5583740221. The cubic root of 29004239 is about 307.2466514381.

The spelling of 29004239 in words is "twenty-nine million, four thousand, two hundred thirty-nine".