4388528946 has 64 divisors (see below), whose sum is σ = 9013939200. Its totient is φ = 1424096256.

The previous prime is 4388528909. The next prime is 4388528983. The reversal of 4388528946 is 6498258834.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4388528909) and next prime (4388528983).

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16314100 + ... + 16314368.

It is an arithmetic number, because the mean of its divisors is an integer number (140842800).

Almost surely, 2^4388528946 is an apocalyptic number.

4388528946 is an abundant number, since it is smaller than the sum of its proper divisors (4625410254).

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

4388528946 is a wasteful number, since it uses less digits than its factorization.

4388528946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723.

The product of its digits is 13271040, while the sum is 57.

The square root of 4388528946 is about 66245.9730549714. The cubic root of 4388528946 is about 1637.2172900123.

The spelling of 4388528946 in words is "four billion, three hundred eighty-eight million, five hundred twenty-eight thousand, nine hundred forty-six".