9414432720 has 720 divisors, whose sum is σ = 42512154048. Its totient is φ = 1839882240.

The previous prime is 9414432667. The next prime is 9414432739. The reversal of 9414432720 is 272344149.

It is a tau number, because it is divible by the number of its divisors (720).

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 143 ways as a sum of consecutive naturals, for example, 6596647 + ... + 6598073.

Almost surely, 2^9414432720 is an apocalyptic number.

9414432720 is a gapful number since it is divisible by the number (90) 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 9414432720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21256077024).

9414432720 is an abundant number, since it is smaller than the sum of its proper divisors (33097721328).

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

9414432720 is a wasteful number, since it uses less digits than its factorization.

9414432720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488 (or 1472 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 9414432720 is about 97027.9996701983. Note that the first 3 decimals coincide. The cubic root of 9414432720 is about 2111.5338696678.

Adding to 9414432720 its reverse (272344149), we get a palindrome (9686776869).

The spelling of 9414432720 in words is "nine billion, four hundred fourteen million, four hundred thirty-two thousand, seven hundred twenty".