29941872 has 40 divisors (see below), whose sum is σ = 81423360. Its totient is φ = 9455040.

The previous prime is 29941861. The next prime is 29941897. The reversal of 29941872 is 27814992.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15504 + ... + 17327.

It is an arithmetic number, because the mean of its divisors is an integer number (2035584).

Almost surely, 2^29941872 is an apocalyptic number.

It is an amenable number.

29941872 is an abundant number, since it is smaller than the sum of its proper divisors (51481488).

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

29941872 is a wasteful number, since it uses less digits than its factorization.

29941872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32861 (or 32855 counting only the distinct ones).

The product of its digits is 72576, while the sum is 42.

The square root of 29941872 is about 5471.9166660321. The cubic root of 29941872 is about 310.5224350493.

The spelling of 29941872 in words is "twenty-nine million, nine hundred forty-one thousand, eight hundred seventy-two".