29656868 has 6 divisors (see below), whose sum is σ = 51899526. Its totient is φ = 14828432.

The previous prime is 29656843. The next prime is 29656873. The reversal of 29656868 is 86865692.

It can be written as a sum of positive squares in only one way, i.e., 19784704 + 9872164 = 4448^2 + 3142^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3707105 + ... + 3707112.

It is an arithmetic number, because the mean of its divisors is an integer number (8649921).

Almost surely, 2^29656868 is an apocalyptic number.

It is an amenable number.

29656868 is a deficient number, since it is larger than the sum of its proper divisors (22242658).

29656868 is a wasteful number, since it uses less digits than its factorization.

29656868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7414221 (or 7414219 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 50.

The square root of 29656868 is about 5445.8119688436. The cubic root of 29656868 is about 309.5340485194.

The spelling of 29656868 in words is "twenty-nine million, six hundred fifty-six thousand, eight hundred sixty-eight".