148209928 has 16 divisors (see below), whose sum is σ = 278070480. Its totient is φ = 74057808.

The previous prime is 148209881. The next prime is 148209967. The reversal of 148209928 is 829902841.

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, 9975 + ... + 19897.

It is an arithmetic number, because the mean of its divisors is an integer number (17379405).

Almost surely, 2^148209928 is an apocalyptic number.

It is an amenable number.

148209928 is a deficient number, since it is larger than the sum of its proper divisors (129860552).

148209928 is a wasteful number, since it uses less digits than its factorization.

148209928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11796 (or 11792 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 43.

The square root of 148209928 is about 12174.1499908618. The cubic root of 148209928 is about 529.2072258191.

The spelling of 148209928 in words is "one hundred forty-eight million, two hundred nine thousand, nine hundred twenty-eight".