1000387464 has 16 divisors (see below), whose sum is σ = 2500968720. Its totient is φ = 333462480.

The previous prime is 1000387447. The next prime is 1000387471. The reversal of 1000387464 is 4647830001.

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, 20841382 + ... + 20841429.

It is an arithmetic number, because the mean of its divisors is an integer number (156310545).

Almost surely, 2^1000387464 is an apocalyptic number.

It is an amenable number.

1000387464 is an abundant number, since it is smaller than the sum of its proper divisors (1500581256).

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

1000387464 is a wasteful number, since it uses less digits than its factorization.

1000387464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41682820 (or 41682816 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 1000387464 is about 31628.9023521209. The cubic root of 1000387464 is about 1000.1291379893.

The spelling of 1000387464 in words is "one billion, three hundred eighty-seven thousand, four hundred sixty-four".