1099244 has 6 divisors (see below), whose sum is σ = 1923684. Its totient is φ = 549620.

The previous prime is 1099223. The next prime is 1099247. The reversal of 1099244 is 4429901.

It is not an unprimeable number, because it can be changed into a prime (1099247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137402 + ... + 137409.

It is an arithmetic number, because the mean of its divisors is an integer number (320614).

2^1099244 is an apocalyptic number.

It is an amenable number.

1099244 is a deficient number, since it is larger than the sum of its proper divisors (824440).

1099244 is a wasteful number, since it uses less digits than its factorization.

1099244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274815 (or 274813 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1099244 is about 1048.4483773653. The cubic root of 1099244 is about 103.2043575269.

The spelling of 1099244 in words is "one million, ninety-nine thousand, two hundred forty-four".