147173856 has 48 divisors (see below), whose sum is σ = 388962000. Its totient is φ = 48723968.

The previous prime is 147173839. The next prime is 147173863. The reversal of 147173856 is 658371741.

147173856 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9160 + ... + 19448.

It is an arithmetic number, because the mean of its divisors is an integer number (8103375).

Almost surely, 2^147173856 is an apocalyptic number.

147173856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147173856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194481000).

147173856 is an abundant number, since it is smaller than the sum of its proper divisors (241788144).

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

147173856 is a wasteful number, since it uses less digits than its factorization.

147173856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10451 (or 10443 counting only the distinct ones).

The product of its digits is 141120, while the sum is 42.

The square root of 147173856 is about 12131.5232349446. The cubic root of 147173856 is about 527.9711875921.

The spelling of 147173856 in words is "one hundred forty-seven million, one hundred seventy-three thousand, eight hundred fifty-six".