1090004 has 12 divisors (see below), whose sum is σ = 1915200. Its totient is φ = 542808.

The previous prime is 1090003. The next prime is 1090013. The reversal of 1090004 is 4000901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1090003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1157 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (159600).

2^1090004 is an apocalyptic number.

It is an amenable number.

1090004 is a deficient number, since it is larger than the sum of its proper divisors (825196).

1090004 is a wasteful number, since it uses less digits than its factorization.

1090004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102 (or 1100 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1090004 is about 1044.0325665419. The cubic root of 1090004 is about 102.9143725460.

Adding to 1090004 its reverse (4000901), we get a palindrome (5090905).

The spelling of 1090004 in words is "one million, ninety thousand, four".