29145000 has 160 divisors (see below), whose sum is σ = 95594400. Its totient is φ = 7392000.

The previous prime is 29144977. The next prime is 29145001. The reversal of 29145000 is 54192.

It is not an unprimeable number, because it can be changed into a prime (29145001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 434967 + ... + 435033.

It is an arithmetic number, because the mean of its divisors is an integer number (597465).

Almost surely, 2^29145000 is an apocalyptic number.

29145000 is a gapful number since it is divisible by the number (20) 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 29145000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47797200).

29145000 is an abundant number, since it is smaller than the sum of its proper divisors (66449400).

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

29145000 is a wasteful number, since it uses less digits than its factorization.

29145000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 106 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

The square root of 29145000 is about 5398.6109324529. The cubic root of 29145000 is about 307.7428843143.

Adding to 29145000 its reverse (54192), we get a palindrome (29199192).

The spelling of 29145000 in words is "twenty-nine million, one hundred forty-five thousand".