148939227 has 12 divisors (see below), whose sum is σ = 227789640. Its totient is φ = 93451968.

The previous prime is 148939223. The next prime is 148939249. The reversal of 148939227 is 722939841.

It is not a de Polignac number, because 148939227 - 2² = 148939223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (148939223) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 486577 + ... + 486882.

It is an arithmetic number, because the mean of its divisors is an integer number (18982470).

Almost surely, 2^148939227 is an apocalyptic number.

148939227 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

148939227 is a deficient number, since it is larger than the sum of its proper divisors (78850413).

148939227 is a wasteful number, since it uses less digits than its factorization.

148939227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 973482 (or 973479 counting only the distinct ones).

The product of its digits is 217728, while the sum is 45.

The square root of 148939227 is about 12204.0660027714. The cubic root of 148939227 is about 530.0738321256.

The spelling of 148939227 in words is "one hundred forty-eight million, nine hundred thirty-nine thousand, two hundred twenty-seven".