29928842 has 8 divisors (see below), whose sum is σ = 46845216. Its totient is φ = 14313772.

The previous prime is 29928839. The next prime is 29928851. The reversal of 29928842 is 24882992.

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

It is a junction number, because it is equal to n+sod(n) for n = 29928793 and 29928802.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325268 + ... + 325359.

It is an arithmetic number, because the mean of its divisors is an integer number (5855652).

Almost surely, 2^29928842 is an apocalyptic number.

29928842 is a deficient number, since it is larger than the sum of its proper divisors (16916374).

29928842 is a wasteful number, since it uses less digits than its factorization.

29928842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650652.

The product of its digits is 165888, while the sum is 44.

The square root of 29928842 is about 5470.7259116136. The cubic root of 29928842 is about 310.4773844883.

The spelling of 29928842 in words is "twenty-nine million, nine hundred twenty-eight thousand, eight hundred forty-two".