1098273 has 16 divisors (see below), whose sum is σ = 1668096. Its totient is φ = 636240.

The previous prime is 1098269. The next prime is 1098287. The reversal of 1098273 is 3728901.

It is a happy number.

It is not a de Polignac number, because 1098273 - 2² = 1098269 is a prime.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1098273.

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, 36 + ... + 1482.

It is an arithmetic number, because the mean of its divisors is an integer number (104256).

2^1098273 is an apocalyptic number.

It is an amenable number.

1098273 is a deficient number, since it is larger than the sum of its proper divisors (569823).

1098273 is a wasteful number, since it uses less digits than its factorization.

1098273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1484.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 1098273 is about 1047.9852098193. The cubic root of 1098273 is about 103.1739605897.

The spelling of 1098273 in words is "one million, ninety-eight thousand, two hundred seventy-three".