1347233472 has 140 divisors (see below), whose sum is σ = 4301038896. Its totient is φ = 414512640.

The previous prime is 1347233471. The next prime is 1347233501. The reversal of 1347233472 is 2743327431.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1347233471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 57397 + ... + 77387.

Almost surely, 2^1347233472 is an apocalyptic number.

1347233472 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 1347233472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2150519448).

1347233472 is an abundant number, since it is smaller than the sum of its proper divisors (2953805424).

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

1347233472 is a wasteful number, since it uses less digits than its factorization.

1347233472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20028 (or 20009 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 1347233472 is about 36704.6791567506. The cubic root of 1347233472 is about 1104.4539720883.

The spelling of 1347233472 in words is "one billion, three hundred forty-seven million, two hundred thirty-three thousand, four hundred seventy-two".