1000385046 has 32 divisors (see below), whose sum is σ = 2319736320. Its totient is φ = 318962952.

The previous prime is 1000385027. The next prime is 1000385047. The reversal of 1000385046 is 6405830001.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000385047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401490 + ... + 403973.

It is an arithmetic number, because the mean of its divisors is an integer number (72491760).

Almost surely, 2^1000385046 is an apocalyptic number.

1000385046 is an abundant number, since it is smaller than the sum of its proper divisors (1319351274).

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

1000385046 is a wasteful number, since it uses less digits than its factorization.

1000385046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 805497 (or 805491 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1000385046 is about 31628.8641275655. The cubic root of 1000385046 is about 1000.1283321968.

The spelling of 1000385046 in words is "one billion, three hundred eighty-five thousand, forty-six".