29130308 has 6 divisors (see below), whose sum is σ = 50978046. Its totient is φ = 14565152.

The previous prime is 29130301. The next prime is 29130313. The reversal of 29130308 is 80303192.

It can be written as a sum of positive squares in only one way, i.e., 29073664 + 56644 = 5392^2 + 238^2 .

It is not an unprimeable number, because it can be changed into a prime (29130301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3641285 + ... + 3641292.

It is an arithmetic number, because the mean of its divisors is an integer number (8496341).

Almost surely, 2^29130308 is an apocalyptic number.

It is an amenable number.

29130308 is a deficient number, since it is larger than the sum of its proper divisors (21847738).

29130308 is a wasteful number, since it uses less digits than its factorization.

29130308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7282581 (or 7282579 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 29130308 is about 5397.2500405299. The cubic root of 29130308 is about 307.6911645406.

The spelling of 29130308 in words is "twenty-nine million, one hundred thirty thousand, three hundred eight".