4395746628 has 144 divisors (see below), whose sum is σ = 13967116800. Its totient is φ = 1134611712.

The previous prime is 4395746623. The next prime is 4395746629. The reversal of 4395746628 is 8266475934.

4395746628 is a `hidden beast` number, since 4 + 3 + 9 + 5 + 7 + 4 + 6 + 628 = 666.

It is not an unprimeable number, because it can be changed into a prime (4395746623) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139698 + ... + 168246.

Almost surely, 2^4395746628 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4395746628, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6983558400).

4395746628 is an abundant number, since it is smaller than the sum of its proper divisors (9571370172).

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

4395746628 is a wasteful number, since it uses less digits than its factorization.

4395746628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28626 (or 28621 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The square root of 4395746628 is about 66300.4270574481. The cubic root of 4395746628 is about 1638.1143591300.

The spelling of 4395746628 in words is "four billion, three hundred ninety-five million, seven hundred forty-six thousand, six hundred twenty-eight".