1049661 has 12 divisors (see below), whose sum is σ = 1525888. Its totient is φ = 695304.

The previous prime is 1049639. The next prime is 1049663. The reversal of 1049661 is 1669401.

It is not a de Polignac number, because 1049661 - 2⁷ = 1049533 is a prime.

It is a super-2 number, since 2×1049661² = 2203576429842, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1049663) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1746 + ... + 2268.

2^1049661 is an apocalyptic number.

It is an amenable number.

1049661 is a deficient number, since it is larger than the sum of its proper divisors (476227).

1049661 is a wasteful number, since it uses less digits than its factorization.

1049661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 749 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 1049661 is about 1024.5296481801. The cubic root of 1049661 is about 101.6286961433.

The spelling of 1049661 in words is "one million, forty-nine thousand, six hundred sixty-one".