29229144 has 64 divisors (see below), whose sum is σ = 87916800. Its totient is φ = 7910784.

The previous prime is 29229143. The next prime is 29229169. The reversal of 29229144 is 44192292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29229143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1387 + ... + 7770.

It is an arithmetic number, because the mean of its divisors is an integer number (1373700).

Almost surely, 2^29229144 is an apocalyptic number.

29229144 is a gapful number since it is divisible by the number (24) 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 29229144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43958400).

29229144 is an abundant number, since it is smaller than the sum of its proper divisors (58687656).

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

29229144 is a wasteful number, since it uses less digits than its factorization.

29229144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9192 (or 9188 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 29229144 is about 5406.3984314884. The cubic root of 29229144 is about 308.0387593883.

The spelling of 29229144 in words is "twenty-nine million, two hundred twenty-nine thousand, one hundred forty-four".