29955812 has 12 divisors (see below), whose sum is σ = 53412156. Its totient is φ = 14695200.

The previous prime is 29955791. The next prime is 29955839. The reversal of 29955812 is 21855992.

It can be written as a sum of positive squares in 2 ways, for example, as 26481316 + 3474496 = 5146^2 + 1864^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 29955812.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70439 + ... + 70862.

It is an arithmetic number, because the mean of its divisors is an integer number (4451013).

Almost surely, 2^29955812 is an apocalyptic number.

It is an amenable number.

29955812 is a deficient number, since it is larger than the sum of its proper divisors (23456344).

29955812 is a wasteful number, since it uses less digits than its factorization.

29955812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141358 (or 141356 counting only the distinct ones).

The product of its digits is 64800, while the sum is 41.

The square root of 29955812 is about 5473.1902945174. The cubic root of 29955812 is about 310.5706174203.

The spelling of 29955812 in words is "twenty-nine million, nine hundred fifty-five thousand, eight hundred twelve".