1600004 has 12 divisors (see below), whose sum is σ = 3200064. Its totient is φ = 685704.

The previous prime is 1599977. The next prime is 1600033. The reversal of 1600004 is 4000061.

1600004 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28544 + ... + 28599.

It is an arithmetic number, because the mean of its divisors is an integer number (266672).

2^1600004 is an apocalyptic number.

1600004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1600004 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1600004 is a wasteful number, since it uses less digits than its factorization.

1600004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57154 (or 57152 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1600004 is about 1264.9126452052. The cubic root of 1600004 is about 116.9608069957.

Adding to 1600004 its reverse (4000061), we get a palindrome (5600065).

It can be divided in two parts, 160000 and 4, that multiplied together give a square (640000 = 800²).

The spelling of 1600004 in words is "one million, six hundred thousand, four".