148785928 has 32 divisors (see below), whose sum is σ = 285039000. Its totient is φ = 72793600.

The previous prime is 148785913. The next prime is 148785937. The reversal of 148785928 is 829587841.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 120077764 + 28708164 = 10958^2 + 5358^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70878 + ... + 72946.

Almost surely, 2^148785928 is an apocalyptic number.

It is an amenable number.

148785928 is a deficient number, since it is larger than the sum of its proper divisors (136253072).

148785928 is a wasteful number, since it uses less digits than its factorization.

148785928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2265 (or 2261 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 52.

The square root of 148785928 is about 12197.7837331214. The cubic root of 148785928 is about 529.8919062814.

The spelling of 148785928 in words is "one hundred forty-eight million, seven hundred eighty-five thousand, nine hundred twenty-eight".