4461720732 has 120 divisors (see below), whose sum is σ = 13400461536. Its totient is φ = 1268047872.

The previous prime is 4461720719. The next prime is 4461720751. The reversal of 4461720732 is 2370271644.

4461720732 is a `hidden beast` number, since 4 + 4 + 617 + 2 + 0 + 7 + 32 = 666.

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

It is a congruent number.

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, 432628 + ... + 442820.

Almost surely, 2^4461720732 is an apocalyptic number.

4461720732 is a gapful number since it is divisible by the number (42) 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 4461720732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6700230768).

4461720732 is an abundant number, since it is smaller than the sum of its proper divisors (8938740804).

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

4461720732 is a wasteful number, since it uses less digits than its factorization.

4461720732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10409 (or 10398 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 36.

The square root of 4461720732 is about 66796.1131503922. The cubic root of 4461720732 is about 1646.2689779414.

The spelling of 4461720732 in words is "four billion, four hundred sixty-one million, seven hundred twenty thousand, seven hundred thirty-two".