1098201 has 16 divisors (see below), whose sum is σ = 1632960. Its totient is φ = 651840.

The previous prime is 1098193. The next prime is 1098203. The reversal of 1098201 is 1028901.

It is not a de Polignac number, because 1098201 - 2³ = 1098193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1098203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646 + ... + 1616.

It is an arithmetic number, because the mean of its divisors is an integer number (102060).

2^1098201 is an apocalyptic number.

It is an amenable number.

1098201 is a deficient number, since it is larger than the sum of its proper divisors (534759).

1098201 is a wasteful number, since it uses less digits than its factorization.

1098201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016.

The product of its (nonzero) digits is 144, while the sum is 21.

The square root of 1098201 is about 1047.9508576264. The cubic root of 1098201 is about 103.1717059325.

The spelling of 1098201 in words is "one million, ninety-eight thousand, two hundred one".