29328320 has 56 divisors (see below), whose sum is σ = 79821024. Its totient is φ = 10054656.

The previous prime is 29328319. The next prime is 29328337. The reversal of 29328320 is 2382392.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4307 + ... + 8786.

Almost surely, 2^29328320 is an apocalyptic number.

29328320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29328320 is an abundant number, since it is smaller than the sum of its proper divisors (50492704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29328320 is a wasteful number, since it uses less digits than its factorization.

29328320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13117 (or 13107 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 29328320 is about 5415.5627593077. The cubic root of 29328320 is about 308.3867632430.

The spelling of 29328320 in words is "twenty-nine million, three hundred twenty-eight thousand, three hundred twenty".