147820332 has 48 divisors (see below), whose sum is σ = 377500032. Its totient is φ = 44647680.

The previous prime is 147820327. The next prime is 147820349. The reversal of 147820332 is 233028741.

It is a self number, because there is not a number n which added to its sum of digits gives 147820332.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42823 + ... + 46145.

It is an arithmetic number, because the mean of its divisors is an integer number (7864584).

Almost surely, 2^147820332 is an apocalyptic number.

147820332 is a gapful number since it is divisible by the number (12) 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 147820332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (188750016).

147820332 is an abundant number, since it is smaller than the sum of its proper divisors (229679700).

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

147820332 is a wasteful number, since it uses less digits than its factorization.

147820332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678 (or 3676 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 147820332 is about 12158.1385088343. The cubic root of 147820332 is about 528.7431139947.

The spelling of 147820332 in words is "one hundred forty-seven million, eight hundred twenty thousand, three hundred thirty-two".