147401232 has 120 divisors (see below), whose sum is σ = 429451680. Its totient is φ = 43507200.

The previous prime is 147401213. The next prime is 147401239. The reversal of 147401232 is 232104741.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (147401239) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237819 + ... + 238437.

It is an arithmetic number, because the mean of its divisors is an integer number (3578764).

Almost surely, 2^147401232 is an apocalyptic number.

147401232 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 147401232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214725840).

147401232 is an abundant number, since it is smaller than the sum of its proper divisors (282050448).

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

147401232 is a wasteful number, since it uses less digits than its factorization.

147401232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693 (or 676 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 147401232 is about 12140.8909063544. The cubic root of 147401232 is about 528.2429437549.

Adding to 147401232 its reverse (232104741), we get a palindrome (379505973).

The spelling of 147401232 in words is "one hundred forty-seven million, four hundred one thousand, two hundred thirty-two".