148389816 has 16 divisors (see below), whose sum is σ = 370974600. Its totient is φ = 49463264.

The previous prime is 148389811. The next prime is 148389823. The reversal of 148389816 is 618983841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148389811) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3091431 + ... + 3091478.

Almost surely, 2^148389816 is an apocalyptic number.

It is an amenable number.

148389816 is an abundant number, since it is smaller than the sum of its proper divisors (222584784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

148389816 is a wasteful number, since it uses less digits than its factorization.

148389816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6182918 (or 6182914 counting only the distinct ones).

The product of its digits is 331776, while the sum is 48.

The square root of 148389816 is about 12181.5358637571. The cubic root of 148389816 is about 529.4212455354.

The spelling of 148389816 in words is "one hundred forty-eight million, three hundred eighty-nine thousand, eight hundred sixteen".