8446593940 has 24 divisors (see below), whose sum is σ = 18349498440. Its totient is φ = 3262132608.

The previous prime is 8446593917. The next prime is 8446593959. The reversal of 8446593940 is 493956448.

It can be written as a sum of positive squares in 4 ways, for example, as 2651426064 + 5795167876 = 51492^2 + 76126^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7280967 + ... + 7282126.

It is an arithmetic number, because the mean of its divisors is an integer number (764562435).

Almost surely, 2^8446593940 is an apocalyptic number.

It is an amenable number.

8446593940 is an abundant number, since it is smaller than the sum of its proper divisors (9902904500).

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

8446593940 is a wasteful number, since it uses less digits than its factorization.

8446593940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14563131 (or 14563129 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 52.

The square root of 8446593940 is about 91905.3531629143. The cubic root of 8446593940 is about 2036.5443498635.

The spelling of 8446593940 in words is "eight billion, four hundred forty-six million, five hundred ninety-three thousand, nine hundred forty".