29638164 has 12 divisors (see below), whose sum is σ = 69155744. Its totient is φ = 9879384.

The previous prime is 29638163. The next prime is 29638171. The reversal of 29638164 is 46183692.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29638163) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1234912 + ... + 1234935.

Almost surely, 2^29638164 is an apocalyptic number.

It is an amenable number.

29638164 is an abundant number, since it is smaller than the sum of its proper divisors (39517580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29638164 is a wasteful number, since it uses less digits than its factorization.

29638164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2469854 (or 2469852 counting only the distinct ones).

The product of its digits is 62208, while the sum is 39.

The square root of 29638164 is about 5444.0944150520. The cubic root of 29638164 is about 309.4689625008.

The spelling of 29638164 in words is "twenty-nine million, six hundred thirty-eight thousand, one hundred sixty-four".