1004690 has 8 divisors (see below), whose sum is σ = 1808460. Its totient is φ = 401872.

The previous prime is 1004687. The next prime is 1004723. The reversal of 1004690 is 964001.

1004690 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 978121 + 26569 = 989^2 + 163^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1004690² = 2018803992200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50225 + ... + 50244.

2^1004690 is an apocalyptic number.

1004690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004690 is a deficient number, since it is larger than the sum of its proper divisors (803770).

1004690 is a wasteful number, since it uses less digits than its factorization.

1004690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100476.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 1004690 is about 1002.3422569163. The cubic root of 1004690 is about 100.1560895670.

Adding to 1004690 its reverse (964001), we get a palindrome (1968691).

The spelling of 1004690 in words is "one million, four thousand, six hundred ninety".