1860006 has 16 divisors (see below), whose sum is σ = 3811248. Its totient is φ = 604800.

The previous prime is 1859999. The next prime is 1860007. The reversal of 1860006 is 6000681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1860007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3535 + ... + 4026.

It is an arithmetic number, because the mean of its divisors is an integer number (238203).

2^1860006 is an apocalyptic number.

1860006 is an abundant number, since it is smaller than the sum of its proper divisors (1951242).

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

1860006 is a wasteful number, since it uses less digits than its factorization.

1860006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7607.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1860006 is about 1363.8203694035. The cubic root of 1860006 is about 122.9810268838.

Adding to 1860006 its reverse (6000681), we get a palindrome (7860687).

The spelling of 1860006 in words is "one million, eight hundred sixty thousand, six".