153681072 has 20 divisors (see below), whose sum is σ = 397009560. Its totient is φ = 51227008.

The previous prime is 153681029. The next prime is 153681181. The reversal of 153681072 is 270186351.

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, 1600797 + ... + 1600892.

It is an arithmetic number, because the mean of its divisors is an integer number (19850478).

Almost surely, 2^153681072 is an apocalyptic number.

153681072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

153681072 is an abundant number, since it is smaller than the sum of its proper divisors (243328488).

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

153681072 is a wasteful number, since it uses less digits than its factorization.

153681072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3201700 (or 3201694 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 153681072 is about 12396.8170108298. The cubic root of 153681072 is about 535.6405661810.

The spelling of 153681072 in words is "one hundred fifty-three million, six hundred eighty-one thousand, seventy-two".