1934936064 has 144 divisors (see below), whose sum is σ = 5643974700. Its totient is φ = 638582784.

The previous prime is 1934936033. The next prime is 1934936119. The reversal of 1934936064 is 4606394391.

1934936064 is a `hidden beast` number, since 1 + 9 + 34 + 9 + 3 + 606 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1227801600 + 707134464 = 35040^2 + 26592^2 .

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2082352 + ... + 2083280.

Almost surely, 2^1934936064 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 1934936064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2821987350).

1934936064 is an abundant number, since it is smaller than the sum of its proper divisors (3709038636).

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

1934936064 is a wasteful number, since it uses less digits than its factorization.

1934936064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1047 counting only the distinct ones).

The product of its (nonzero) digits is 419904, while the sum is 45.

The square root of 1934936064 is about 43987.9081566741. The cubic root of 1934936064 is about 1246.1075855220.

The spelling of 1934936064 in words is "one billion, nine hundred thirty-four million, nine hundred thirty-six thousand, sixty-four".