29066661 has 16 divisors (see below), whose sum is σ = 46374720. Its totient is φ = 17886960.

The previous prime is 29066659. The next prime is 29066693. The reversal of 29066661 is 16666092.

It is a happy number.

It is not a de Polignac number, because 29066661 - 2¹ = 29066659 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29066161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41055 + ... + 41756.

It is an arithmetic number, because the mean of its divisors is an integer number (2898420).

Almost surely, 2^29066661 is an apocalyptic number.

It is an amenable number.

29066661 is a deficient number, since it is larger than the sum of its proper divisors (17308059).

29066661 is a wasteful number, since it uses less digits than its factorization.

29066661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82833 (or 82827 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The square root of 29066661 is about 5391.3505729084. The cubic root of 29066661 is about 307.4669089912.

The spelling of 29066661 in words is "twenty-nine million, sixty-six thousand, six hundred sixty-one".