4396521740 has 24 divisors (see below), whose sum is σ = 9942903600. Its totient is φ = 1623331008.

The previous prime is 4396521721. The next prime is 4396521749. The reversal of 4396521740 is 471256934.

It is not an unprimeable number, because it can be changed into a prime (4396521749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8454590 + ... + 8455109.

It is an arithmetic number, because the mean of its divisors is an integer number (414287650).

Almost surely, 2^4396521740 is an apocalyptic number.

It is an amenable number.

4396521740 is an abundant number, since it is smaller than the sum of its proper divisors (5546381860).

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

4396521740 is a wasteful number, since it uses less digits than its factorization.

4396521740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16909721 (or 16909719 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 4396521740 is about 66306.2722523292. The cubic root of 4396521740 is about 1638.2106376148.

The spelling of 4396521740 in words is "four billion, three hundred ninety-six million, five hundred twenty-one thousand, seven hundred forty".