1594421466 has 64 divisors (see below), whose sum is σ = 3689836416. Its totient is φ = 453939200.

The previous prime is 1594421447. The next prime is 1594421471. The reversal of 1594421466 is 6641244951.

It is a super-2 number, since 2×1594421466² = 5084359622483178312, which contains 22 as substring.

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, 987676 + ... + 989288.

It is an arithmetic number, because the mean of its divisors is an integer number (57653694).

Almost surely, 2^1594421466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1594421466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1844918208).

1594421466 is an abundant number, since it is smaller than the sum of its proper divisors (2095414950).

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

1594421466 is a wasteful number, since it uses less digits than its factorization.

1594421466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527.

The product of its digits is 207360, while the sum is 42.

The square root of 1594421466 is about 39930.2074374777. The cubic root of 1594421466 is about 1168.2462014033.

The spelling of 1594421466 in words is "one billion, five hundred ninety-four million, four hundred twenty-one thousand, four hundred sixty-six".