29172452 has 12 divisors (see below), whose sum is σ = 51090480. Its totient is φ = 14575176.

The previous prime is 29172449. The next prime is 29172461. The reversal of 29172452 is 25427192.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7043 + ... + 10389.

It is an arithmetic number, because the mean of its divisors is an integer number (4257540).

Almost surely, 2^29172452 is an apocalyptic number.

It is an amenable number.

29172452 is a deficient number, since it is larger than the sum of its proper divisors (21918028).

29172452 is a wasteful number, since it uses less digits than its factorization.

29172452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5530 (or 5528 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 29172452 is about 5401.1528399037. The cubic root of 29172452 is about 307.8394761434.

The spelling of 29172452 in words is "twenty-nine million, one hundred seventy-two thousand, four hundred fifty-two".