148821856 has 24 divisors (see below), whose sum is σ = 293346144. Its totient is φ = 74321280.

The previous prime is 148821847. The next prime is 148821857. The reversal of 148821856 is 658128841.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (148821857) 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, 30121 + ... + 34711.

It is an arithmetic number, because the mean of its divisors is an integer number (12222756).

Almost surely, 2^148821856 is an apocalyptic number.

148821856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

148821856 is a deficient number, since it is larger than the sum of its proper divisors (144524288).

148821856 is a wasteful number, since it uses less digits than its factorization.

148821856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5614 (or 5606 counting only the distinct ones).

The product of its digits is 122880, while the sum is 43.

The square root of 148821856 is about 12199.2563707793. The cubic root of 148821856 is about 529.9345546341.

The spelling of 148821856 in words is "one hundred forty-eight million, eight hundred twenty-one thousand, eight hundred fifty-six".