2064473892 has 240 divisors, whose sum is σ = 6098616832. Its totient is φ = 604661760.

The previous prime is 2064473891. The next prime is 2064473893. The reversal of 2064473892 is 2983744602.

It is an interprime number because it is at equal distance from previous prime (2064473891) and next prime (2064473893).

It is not an unprimeable number, because it can be changed into a prime (2064473891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 12665403 + ... + 12665565.

Almost surely, 2^2064473892 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 2064473892, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3049308416).

2064473892 is an abundant number, since it is smaller than the sum of its proper divisors (4034142940).

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

2064473892 is a wasteful number, since it uses less digits than its factorization.

2064473892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 309 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 45.

The square root of 2064473892 is about 45436.4819500806. The cubic root of 2064473892 is about 1273.3167878543.

The spelling of 2064473892 in words is "two billion, sixty-four million, four hundred seventy-three thousand, eight hundred ninety-two".