29172982 has 8 divisors (see below), whose sum is σ = 43902936. Its totient is φ = 14538672.

The previous prime is 29172973. The next prime is 29172989. The reversal of 29172982 is 28927192.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29172989) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23143 + ... + 24370.

It is an arithmetic number, because the mean of its divisors is an integer number (5487867).

Almost surely, 2^29172982 is an apocalyptic number.

29172982 is a deficient number, since it is larger than the sum of its proper divisors (14729954).

29172982 is a wasteful number, since it uses less digits than its factorization.

29172982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47822.

The product of its digits is 36288, while the sum is 40.

The square root of 29172982 is about 5401.2019032804. The cubic root of 29172982 is about 307.8413403900.

The spelling of 29172982 in words is "twenty-nine million, one hundred seventy-two thousand, nine hundred eighty-two".