4721896938 has 64 divisors (see below), whose sum is σ = 10572073344. Its totient is φ = 1393536000.

The previous prime is 4721896901. The next prime is 4721896939. The reversal of 4721896938 is 8396981274.

It is not an unprimeable number, because it can be changed into a prime (4721896939) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2058120 + ... + 2060412.

It is an arithmetic number, because the mean of its divisors is an integer number (165188646).

Almost surely, 2^4721896938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4721896938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5286036672).

4721896938 is an abundant number, since it is smaller than the sum of its proper divisors (5850176406).

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

4721896938 is a wasteful number, since it uses less digits than its factorization.

4721896938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3111.

The product of its digits is 5225472, while the sum is 57.

The square root of 4721896938 is about 68716.0602625034. The cubic root of 4721896938 is about 1677.6659928742.

The spelling of 4721896938 in words is "four billion, seven hundred twenty-one million, eight hundred ninety-six thousand, nine hundred thirty-eight".