29966386 has 4 divisors (see below), whose sum is σ = 44949582. Its totient is φ = 14983192.

The previous prime is 29966369. The next prime is 29966407. The reversal of 29966386 is 68366992.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 24354225 + 5612161 = 4935^2 + 2369^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7491595 + ... + 7491598.

Almost surely, 2^29966386 is an apocalyptic number.

29966386 is a deficient number, since it is larger than the sum of its proper divisors (14983196).

29966386 is a wasteful number, since it uses less digits than its factorization.

29966386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14983195.

The product of its digits is 839808, while the sum is 49.

The square root of 29966386 is about 5474.1561906836. The cubic root of 29966386 is about 310.6071555428.

The spelling of 29966386 in words is "twenty-nine million, nine hundred sixty-six thousand, three hundred eighty-six".