148446188 has 18 divisors (see below), whose sum is σ = 285545148. Its totient is φ = 67475320.

The previous prime is 148446131. The next prime is 148446203. The reversal of 148446188 is 881644841.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 152870 + ... + 153837.

Almost surely, 2^148446188 is an apocalyptic number.

It is an amenable number.

148446188 is a deficient number, since it is larger than the sum of its proper divisors (137098960).

148446188 is a wasteful number, since it uses less digits than its factorization.

148446188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306733 (or 306720 counting only the distinct ones).

The product of its digits is 196608, while the sum is 44.

The square root of 148446188 is about 12183.8494737911. The cubic root of 148446188 is about 529.4882778894.

The spelling of 148446188 in words is "one hundred forty-eight million, four hundred forty-six thousand, one hundred eighty-eight".