29421316 has 6 divisors (see below), whose sum is σ = 51487310. Its totient is φ = 14710656.

The previous prime is 29421299. The next prime is 29421317. The reversal of 29421316 is 61312492.

It can be written as a sum of positive squares in only one way, i.e., 15760900 + 13660416 = 3970^2 + 3696^2 .

It is a super-2 number, since 2×29421316² = 1731227670343712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (29421317) by changing a digit.

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 as a sum of consecutive naturals, namely, 3677661 + ... + 3677668.

Almost surely, 2^29421316 is an apocalyptic number.

It is an amenable number.

29421316 is a deficient number, since it is larger than the sum of its proper divisors (22065994).

29421316 is a wasteful number, since it uses less digits than its factorization.

29421316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7355333 (or 7355331 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 29421316 is about 5424.1419597942. The cubic root of 29421316 is about 308.7123697630.

The spelling of 29421316 in words is "twenty-nine million, four hundred twenty-one thousand, three hundred sixteen".