28929306 has 32 divisors (see below), whose sum is σ = 67478400. Its totient is φ = 8264928.

The previous prime is 28929289. The next prime is 28929317. The reversal of 28929306 is 60392982.

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, 4971 + ... + 9086.

It is an arithmetic number, because the mean of its divisors is an integer number (2108700).

Almost surely, 2^28929306 is an apocalyptic number.

28929306 is an abundant number, since it is smaller than the sum of its proper divisors (38549094).

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

28929306 is a wasteful number, since it uses less digits than its factorization.

28929306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14083 (or 14069 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The square root of 28929306 is about 5378.5970289658. The cubic root of 28929306 is about 306.9818307390.

The spelling of 28929306 in words is "twenty-eight million, nine hundred twenty-nine thousand, three hundred six".