29397852 has 72 divisors (see below), whose sum is σ = 82463472. Its totient is φ = 8755200.

The previous prime is 29397847. The next prime is 29397911. The reversal of 29397852 is 25879392.

It is a junction number, because it is equal to n+sod(n) for n = 29397798 and 29397807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23548 + ... + 24764.

It is an arithmetic number, because the mean of its divisors is an integer number (1145326).

Almost surely, 2^29397852 is an apocalyptic number.

29397852 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29397852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41231736).

29397852 is an abundant number, since it is smaller than the sum of its proper divisors (53065620).

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

29397852 is a wasteful number, since it uses less digits than its factorization.

29397852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1299 (or 1294 counting only the distinct ones).

The product of its digits is 272160, while the sum is 45.

The square root of 29397852 is about 5421.9786056384. The cubic root of 29397852 is about 308.6302801477.

The spelling of 29397852 in words is "twenty-nine million, three hundred ninety-seven thousand, eight hundred fifty-two".