1092213 has 6 divisors (see below), whose sum is σ = 1577654. Its totient is φ = 728136.

The previous prime is 1092209. The next prime is 1092229. The reversal of 1092213 is 3122901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1004004 + 88209 = 1002^2 + 297^2 .

It is not a de Polignac number, because 1092213 - 2² = 1092209 is a prime.

It is a Duffinian number.

1092213 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1092283) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60670 + ... + 60687.

2^1092213 is an apocalyptic number.

It is an amenable number.

1092213 is a deficient number, since it is larger than the sum of its proper divisors (485441).

1092213 is a wasteful number, since it uses less digits than its factorization.

1092213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121363 (or 121360 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1092213 is about 1045.0899482820. The cubic root of 1092213 is about 102.9838476572.

The spelling of 1092213 in words is "one million, ninety-two thousand, two hundred thirteen".