2010004 has 6 divisors (see below), whose sum is σ = 3517514.
Its totient is φ = 1005000.
The previous prime is 2009999. The next prime is 2010017. The reversal of 2010004 is 4000102.
Adding to 2010004 its reverse (4000102), we get a palindrome (6010106).
It can be written as a sum of positive squares in only one way, i.e., 1988100 + 21904 = 1410^2 + 148^2
It is an Ulam number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251247 + ... + 251254.
22010004 is an apocalyptic number.
It is an amenable number.
2010004 is a deficient number, since it is larger than the sum of its proper divisors (1507510).
2010004 is a wasteful number, since it uses less digits than its factorization.
2010004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 502505 (or 502503 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 7.
The square root of 2010004 is about 1417.7460985663.
The cubic root of 2010004 is about 126.2018265379.
The spelling of 2010004 in words is "two million, ten thousand, four".