148545772 has 12 divisors (see below), whose sum is σ = 268919280. Its totient is φ = 71711696.

The previous prime is 148545751. The next prime is 148545809. The reversal of 148545772 is 277545841.

It is a super-3 number, since 3×148545772³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 640168 + ... + 640399.

It is an arithmetic number, because the mean of its divisors is an integer number (22409940).

Almost surely, 2^148545772 is an apocalyptic number.

It is an amenable number.

148545772 is a deficient number, since it is larger than the sum of its proper divisors (120373508).

148545772 is a wasteful number, since it uses less digits than its factorization.

148545772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280600 (or 1280598 counting only the distinct ones).

The product of its digits is 313600, while the sum is 43.

The square root of 148545772 is about 12187.9355101674. The cubic root of 148545772 is about 529.6066524890.

The spelling of 148545772 in words is "one hundred forty-eight million, five hundred forty-five thousand, seven hundred seventy-two".