29138884 has 48 divisors (see below), whose sum is σ = 58254336. Its totient is φ = 12672000.

The previous prime is 29138839. The next prime is 29138891. The reversal of 29138884 is 48883192.

It is a self number, because there is not a number n which added to its sum of digits gives 29138884.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48184 + ... + 48784.

It is an arithmetic number, because the mean of its divisors is an integer number (1213632).

Almost surely, 2^29138884 is an apocalyptic number.

It is an amenable number.

29138884 is a deficient number, since it is larger than the sum of its proper divisors (29115452).

29138884 is a wasteful number, since it uses less digits than its factorization.

29138884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676 (or 674 counting only the distinct ones).

The product of its digits is 110592, while the sum is 43.

The square root of 29138884 is about 5398.0444607283. The cubic root of 29138884 is about 307.7213564690.

The spelling of 29138884 in words is "twenty-nine million, one hundred thirty-eight thousand, eight hundred eighty-four".