147644896 has 96 divisors (see below), whose sum is σ = 353928960. Its totient is φ = 59222016.

The previous prime is 147644891. The next prime is 147644897. The reversal of 147644896 is 698446741.

Its product of digits (1161216) is a multiple of the sum of its prime divisors (448).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147644891) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 480775 + ... + 481081.

It is an arithmetic number, because the mean of its divisors is an integer number (3686760).

Almost surely, 2^147644896 is an apocalyptic number.

147644896 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 147644896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176964480).

147644896 is an abundant number, since it is smaller than the sum of its proper divisors (206284064).

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

147644896 is a wasteful number, since it uses less digits than its factorization.

147644896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456 (or 448 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 147644896 is about 12150.9216111372. The cubic root of 147644896 is about 528.5338570393.

The spelling of 147644896 in words is "one hundred forty-seven million, six hundred forty-four thousand, eight hundred ninety-six".