2321449632 has 240 divisors, whose sum is σ = 7130737152. Its totient is φ = 740067840.

The previous prime is 2321449589. The next prime is 2321449657. The reversal of 2321449632 is 2369441232.

2321449632 is a `hidden beast` number, since 2 + 3 + 2 + 14 + 4 + 9 + 632 = 666.

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

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13418698 + ... + 13418870.

Almost surely, 2^2321449632 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2321449632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3565368576).

2321449632 is an abundant number, since it is smaller than the sum of its proper divisors (4809287520).

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

2321449632 is a wasteful number, since it uses less digits than its factorization.

2321449632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393 (or 376 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 2321449632 is about 48181.4241383544. The cubic root of 2321449632 is about 1324.0968582828.

The spelling of 2321449632 in words is "two billion, three hundred twenty-one million, four hundred forty-nine thousand, six hundred thirty-two".