1964735904 has 48 divisors (see below), whose sum is σ = 5196834720. Its totient is φ = 649908480.

The previous prime is 1964735897. The next prime is 1964735953. The reversal of 1964735904 is 4095374691.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 65539 + ... + 90690.

It is an arithmetic number, because the mean of its divisors is an integer number (108267390).

Almost surely, 2^1964735904 is an apocalyptic number.

It is an amenable number.

1964735904 is an abundant number, since it is smaller than the sum of its proper divisors (3232098816).

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

1964735904 is a wasteful number, since it uses less digits than its factorization.

1964735904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156373 (or 156365 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 48.

The square root of 1964735904 is about 44325.3415553676. The cubic root of 1964735904 is about 1252.4721006052.

The spelling of 1964735904 in words is "one billion, nine hundred sixty-four million, seven hundred thirty-five thousand, nine hundred four".