1324772352 has 132 divisors (see below), whose sum is σ = 3949498176. Its totient is φ = 427253760.

The previous prime is 1324772347. The next prime is 1324772353. The reversal of 1324772352 is 2532774231.

1324772352 is a `hidden beast` number, since 132 + 477 + 2 + 3 + 52 = 666.

It is a super-2 number, since 2×1324772352² = 3510043569247223808, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324772353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 283378 + ... + 288014.

Almost surely, 2^1324772352 is an apocalyptic number.

1324772352 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 1324772352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1974749088).

1324772352 is an abundant number, since it is smaller than the sum of its proper divisors (2624725824).

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

1324772352 is a wasteful number, since it uses less digits than its factorization.

1324772352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4694 (or 4673 counting only the distinct ones).

The product of its digits is 70560, while the sum is 36.

The square root of 1324772352 is about 36397.4223263132. The cubic root of 1324772352 is about 1098.2817117840.

The spelling of 1324772352 in words is "one billion, three hundred twenty-four million, seven hundred seventy-two thousand, three hundred fifty-two".