29243328 has 56 divisors (see below), whose sum is σ = 77833728. Its totient is φ = 9689856.

The previous prime is 29243321. The next prime is 29243329. The reversal of 29243328 is 82334292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29243321) 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, 42475 + ... + 43157.

It is an arithmetic number, because the mean of its divisors is an integer number (1389888).

Almost surely, 2^29243328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29243328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38916864).

29243328 is an abundant number, since it is smaller than the sum of its proper divisors (48590400).

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

29243328 is a wasteful number, since it uses less digits than its factorization.

29243328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921 (or 911 counting only the distinct ones).

The product of its digits is 20736, while the sum is 33.

The square root of 29243328 is about 5407.7100513988. The cubic root of 29243328 is about 308.0885785597.

The spelling of 29243328 in words is "twenty-nine million, two hundred forty-three thousand, three hundred twenty-eight".