1004467664 has 20 divisors (see below), whose sum is σ = 2013265860. Its totient is φ = 484915200.

The previous prime is 1004467643. The next prime is 1004467679. The reversal of 1004467664 is 4667644001.

It can be written as a sum of positive squares in 2 ways, for example, as 240498064 + 763969600 = 15508^2 + 27640^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081937 + ... + 1082864.

It is an arithmetic number, because the mean of its divisors is an integer number (100663293).

Almost surely, 2^1004467664 is an apocalyptic number.

It is an amenable number.

1004467664 is an abundant number, since it is smaller than the sum of its proper divisors (1008798196).

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

1004467664 is a wasteful number, since it uses less digits than its factorization.

1004467664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2164838 (or 2164832 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 1004467664 is about 31693.3378488287. The cubic root of 1004467664 is about 1001.4870090414.

The spelling of 1004467664 in words is "one billion, four million, four hundred sixty-seven thousand, six hundred sixty-four".