29429668 has 6 divisors (see below), whose sum is σ = 51501926. Its totient is φ = 14714832.

The previous prime is 29429641. The next prime is 29429671. The reversal of 29429668 is 86692492.

It can be written as a sum of positive squares in only one way, i.e., 25887744 + 3541924 = 5088^2 + 1882^2 .

It is a super-2 number, since 2×29429668² = 1732210717180448, which contains 22 as substring.

It is an unprimeable number.

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, 3678705 + ... + 3678712.

Almost surely, 2^29429668 is an apocalyptic number.

It is an amenable number.

29429668 is a deficient number, since it is larger than the sum of its proper divisors (22072258).

29429668 is a wasteful number, since it uses less digits than its factorization.

29429668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7357421 (or 7357419 counting only the distinct ones).

The product of its digits is 373248, while the sum is 46.

The square root of 29429668 is about 5424.9117965180. The cubic root of 29429668 is about 308.7415789909.

The spelling of 29429668 in words is "twenty-nine million, four hundred twenty-nine thousand, six hundred sixty-eight".