4397432832 has 384 divisors, whose sum is σ = 14503681920. Its totient is φ = 1274019840.

The previous prime is 4397432803. The next prime is 4397432833. The reversal of 4397432832 is 2382347934.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4397432833) 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, 118849518 + ... + 118849554.

It is an arithmetic number, because the mean of its divisors is an integer number (37770005).

Almost surely, 2^4397432832 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 4397432832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7251840960).

4397432832 is an abundant number, since it is smaller than the sum of its proper divisors (10106249088).

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

4397432832 is a wasteful number, since it uses less digits than its factorization.

4397432832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 86 counting only the distinct ones).

The product of its digits is 870912, while the sum is 45.

The square root of 4397432832 is about 66313.1422268618. The cubic root of 4397432832 is about 1638.3237920283.

The spelling of 4397432832 in words is "four billion, three hundred ninety-seven million, four hundred thirty-two thousand, eight hundred thirty-two".