4396381632 has 42 divisors (see below), whose sum is σ = 12601435808. Its totient is φ = 1465460352.

The previous prime is 4396381607. The next prime is 4396381663. The reversal of 4396381632 is 2361836934.

4396381632 is a `hidden beast` number, since 4 + 3 + 9 + 6 + 3 + 8 + 1 + 632 = 666.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3815728 + ... + 3816879.

Almost surely, 2^4396381632 is an apocalyptic number.

It is an amenable number.

4396381632 is an abundant number, since it is smaller than the sum of its proper divisors (8205054176).

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

4396381632 is a wasteful number, since it uses less digits than its factorization.

4396381632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7632625 (or 7632612 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The square root of 4396381632 is about 66305.2157224452. The cubic root of 4396381632 is about 1638.1932353084.

The spelling of 4396381632 in words is "four billion, three hundred ninety-six million, three hundred eighty-one thousand, six hundred thirty-two".