29421132 has 48 divisors (see below), whose sum is σ = 74628960. Its totient is φ = 8967168.

The previous prime is 29421097. The next prime is 29421137. The reversal of 29421132 is 23112492.

It is a super-2 number, since 2×29421132² = 1731206016322848, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29421137) 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, 16794 + ... + 18462.

It is an arithmetic number, because the mean of its divisors is an integer number (1554770).

Almost surely, 2^29421132 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 29421132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37314480).

29421132 is an abundant number, since it is smaller than the sum of its proper divisors (45207828).

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

29421132 is a wasteful number, since it uses less digits than its factorization.

29421132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802 (or 1800 counting only the distinct ones).

The product of its digits is 864, while the sum is 24.

The square root of 29421132 is about 5424.1249985597. The cubic root of 29421132 is about 308.7117262024.

The spelling of 29421132 in words is "twenty-nine million, four hundred twenty-one thousand, one hundred thirty-two".