29725056 has 160 divisors (see below), whose sum is σ = 91824480. Its totient is φ = 9538560.

The previous prime is 29725051. The next prime is 29725057. The reversal of 29725056 is 65052792.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 29725056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29725051) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 487266 + ... + 487326.

It is an arithmetic number, because the mean of its divisors is an integer number (573903).

Almost surely, 2^29725056 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 29725056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45912240).

29725056 is an abundant number, since it is smaller than the sum of its proper divisors (62099424).

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

29725056 is an equidigital number, since it uses as much as digits as its factorization.

29725056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134 (or 113 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 29725056 is about 5452.0689650811. The cubic root of 29725056 is about 309.7710970628.

The spelling of 29725056 in words is "twenty-nine million, seven hundred twenty-five thousand, fifty-six".