9432488641 has 27 divisors (see below), whose sum is σ = 10430354779. Its totient is φ = 8528000768.

The previous prime is 9432488633. The next prime is 9432488693. The reversal of 9432488641 is 1468842349.

The square root of 9432488641 is 97121.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 13 ways, for example, as 293128641 + 9139360000 = 17121^2 + 95600^2 .

It is not a de Polignac number, because 9432488641 - 2³ = 9432488633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9432488441) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 47880555 + ... + 47880751.

Almost surely, 2^9432488641 is an apocalyptic number.

9432488641 is the 97121-st square number.

9432488641 is the 48561-st centered octagonal number.

It is an amenable number.

9432488641 is a deficient number, since it is larger than the sum of its proper divisors (997866138).

9432488641 is an equidigital number, since it uses as much as digits as its factorization.

9432488641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486 (or 243 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 49.

The cubic root of 9432488641 is about 2112.8829097387.

Multiplying 9432488641 by its sum of digits (49), we get a square (462191943409 = 679847²).

The spelling of 9432488641 in words is "nine billion, four hundred thirty-two million, four hundred eighty-eight thousand, six hundred forty-one".