1099946 has 8 divisors (see below), whose sum is σ = 1654884. Its totient is φ = 548320.

The previous prime is 1099933. The next prime is 1099957. The reversal of 1099946 is 6499901.

It can be written as a sum of positive squares in 2 ways, for example, as 1092025 + 7921 = 1045^2 + 89^2 .

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

It is a Curzon number.

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, 326 + ... + 1518.

2^1099946 is an apocalyptic number.

1099946 is a deficient number, since it is larger than the sum of its proper divisors (554938).

1099946 is a wasteful number, since it uses less digits than its factorization.

1099946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1656.

The product of its (nonzero) digits is 17496, while the sum is 38.

The square root of 1099946 is about 1048.7831043643. The cubic root of 1099946 is about 103.2263223324.

The spelling of 1099946 in words is "one million, ninety-nine thousand, nine hundred forty-six".