29428235 has 4 divisors (see below), whose sum is σ = 35313888. Its totient is φ = 23542584.

The previous prime is 29428229. The next prime is 29428253. The reversal of 29428235 is 53282492.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 29428235 - 2⁴ = 29428219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 29428195 and 29428204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2942819 + ... + 2942828.

It is an arithmetic number, because the mean of its divisors is an integer number (8828472).

Almost surely, 2^29428235 is an apocalyptic number.

29428235 is a deficient number, since it is larger than the sum of its proper divisors (5885653).

29428235 is an equidigital number, since it uses as much as digits as its factorization.

29428235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5885652.

The product of its digits is 34560, while the sum is 35.

The square root of 29428235 is about 5424.7797190301. The cubic root of 29428235 is about 308.7365677908.

The spelling of 29428235 in words is "twenty-nine million, four hundred twenty-eight thousand, two hundred thirty-five".