148272388 has 12 divisors (see below), whose sum is σ = 283065552. Its totient is φ = 67396520.

The previous prime is 148272367. The next prime is 148272391. The reversal of 148272388 is 883272841.

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, 1684870 + ... + 1684957.

It is an arithmetic number, because the mean of its divisors is an integer number (23588796).

Almost surely, 2^148272388 is an apocalyptic number.

It is an amenable number.

148272388 is a deficient number, since it is larger than the sum of its proper divisors (134793164).

148272388 is a wasteful number, since it uses less digits than its factorization.

148272388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3369842 (or 3369840 counting only the distinct ones).

The product of its digits is 172032, while the sum is 43.

The square root of 148272388 is about 12176.7149921479. The cubic root of 148272388 is about 529.2815565145.

The spelling of 148272388 in words is "one hundred forty-eight million, two hundred seventy-two thousand, three hundred eighty-eight".